21250886580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{433}}^1\times {\mathrm{3541}}^1$

素因数の和:4007

約数の個数: 288

約数和(自身を含む): 80575342848

約数和(自身を除く): 59324456268

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 433, 462, 495, 630, 660, 693, 770, 866, 924, 990, 1155, 1260, 1299, 1386, 1540, 1732, 1980, 2165, 2310, 2598, 2772, 3031, 3465, 3541, 3897, 4330, 4620, 4763, 5196, 6062, 6495, 6930, 7082, 7794, 8660, 9093, 9526, 10623, 12124, 12990, 13860, 14164, 14289, 15155, 15588, 17705, 18186, 19052, 19485, 21246, 23815, 24787, 25980, 27279, 28578, 30310, 31869, 33341, 35410, 36372, 38951, 38970, 42492, 42867, 45465, 47630, 49574, 53115, 54558, 57156, 60620, 63738, 66682, 70820, 71445, 74361, 77902, 77940, 85734, 90930, 95260, 99148, 100023, 106230, 109116, 116853, 123935, 127476, 133364, 136395, 142890, 148722, 155804, 159345, 166705, 171468, 181860, 194755, 200046, 212460, 214335, 223083, 233706, 247870, 272657, 272790, 285780, 297444, 300069, 318690, 333410, 350559, 371805, 389510, 400092, 428670, 446166, 467412, 495740, 500115, 545314, 545580, 584265, 600138, 637380, 666820, 701118, 743610, 779020, 817971, 857340, 892332, 1000230, 1090628, 1115415, 1168530, 1200276, 1363285, 1402236, 1487220, 1500345, 1533253, 1635942, 1752795, 2000460, 2230830, 2337060, 2453913, 2726570, 3000690, 3066506, 3271884, 3505590, 4089855, 4461660, 4599759, 4907826, 5453140, 6001380, 6133012, 7011180, 7666265, 8179710, 9199518, 9815652, 10732771, 12269565, 13799277, 15332530, 16359420, 16865783, 18399036, 21465542, 22998795, 24539130, 27598554, 30665060, 32198313, 33731566, 42931084, 45997590, 49078260, 50597349, 53663855, 55197108, 64396626, 67463132, 68996385, 84328915, 91995180, 96594939, 101194698, 107327710, 118060481, 128793252, 137992770, 151792047, 160991565, 168657830, 193189878, 202389396, 214655420, 236120962, 252986745, 275985540, 303584094, 321983130, 337315660, 354181443, 386379756, 472241924, 482974695, 505973490, 590302405, 607168188, 643966260, 708362886, 758960235, 965949390, 1011946980, 1062544329, 1180604810, 1416725772, 1517920470, 1770907215, 1931898780, 2125088658, 2361209620, 3035840940, 3541814430, 4250177316, 5312721645, 7083628860, 10625443290, 21250886580]

約数ペア:

[(1, 21250886580), (2, 10625443290), (3, 7083628860), (4, 5312721645), (5, 4250177316), (6, 3541814430), (7, 3035840940), (9, 2361209620), (10, 2125088658), (11, 1931898780), (12, 1770907215), (14, 1517920470), (15, 1416725772), (18, 1180604810), (20, 1062544329), (21, 1011946980), (22, 965949390), (28, 758960235), (30, 708362886), (33, 643966260), (35, 607168188), (36, 590302405), (42, 505973490), (44, 482974695), (45, 472241924), (55, 386379756), (60, 354181443), (63, 337315660), (66, 321983130), (70, 303584094), (77, 275985540), (84, 252986745), (90, 236120962), (99, 214655420), (105, 202389396), (110, 193189878), (126, 168657830), (132, 160991565), (140, 151792047), (154, 137992770), (165, 128793252), (180, 118060481), (198, 107327710), (210, 101194698), (220, 96594939), (231, 91995180), (252, 84328915), (308, 68996385), (315, 67463132), (330, 64396626), (385, 55197108), (396, 53663855), (420, 50597349), (433, 49078260), (462, 45997590), (495, 42931084), (630, 33731566), (660, 32198313), (693, 30665060), (770, 27598554), (866, 24539130), (924, 22998795), (990, 21465542), (1155, 18399036), (1260, 16865783), (1299, 16359420), (1386, 15332530), (1540, 13799277), (1732, 12269565), (1980, 10732771), (2165, 9815652), (2310, 9199518), (2598, 8179710), (2772, 7666265), (3031, 7011180), (3465, 6133012), (3541, 6001380), (3897, 5453140), (4330, 4907826), (4620, 4599759), (4763, 4461660), (5196, 4089855), (6062, 3505590), (6495, 3271884), (6930, 3066506), (7082, 3000690), (7794, 2726570), (8660, 2453913), (9093, 2337060), (9526, 2230830), (10623, 2000460), (12124, 1752795), (12990, 1635942), (13860, 1533253), (14164, 1500345), (14289, 1487220), (15155, 1402236), (15588, 1363285), (17705, 1200276), (18186, 1168530), (19052, 1115415), (19485, 1090628), (21246, 1000230), (23815, 892332), (24787, 857340), (25980, 817971), (27279, 779020), (28578, 743610), (30310, 701118), (31869, 666820), (33341, 637380), (35410, 600138), (36372, 584265), (38951, 545580), (38970, 545314), (42492, 500115), (42867, 495740), (45465, 467412), (47630, 446166), (49574, 428670), (53115, 400092), (54558, 389510), (57156, 371805), (60620, 350559), (63738, 333410), (66682, 318690), (70820, 300069), (71445, 297444), (74361, 285780), (77902, 272790), (77940, 272657), (85734, 247870), (90930, 233706), (95260, 223083), (99148, 214335), (100023, 212460), (106230, 200046), (109116, 194755), (116853, 181860), (123935, 171468), (127476, 166705), (133364, 159345), (136395, 155804), (142890, 148722)]