21234150

素因数分解:

$2^1\times 3^4\times 5^2\times 7^2\times {\mathrm{107}}^1$

素因数の和:145

約数の個数: 180

約数和(自身を含む): 69273468

約数和(自身を除く): 48039318

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 35, 42, 45, 49, 50, 54, 63, 70, 75, 81, 90, 98, 105, 107, 126, 135, 147, 150, 162, 175, 189, 210, 214, 225, 245, 270, 294, 315, 321, 350, 378, 405, 441, 450, 490, 525, 535, 567, 630, 642, 675, 735, 749, 810, 882, 945, 963, 1050, 1070, 1134, 1225, 1323, 1350, 1470, 1498, 1575, 1605, 1890, 1926, 2025, 2205, 2247, 2450, 2646, 2675, 2835, 2889, 3150, 3210, 3675, 3745, 3969, 4050, 4410, 4494, 4725, 4815, 5243, 5350, 5670, 5778, 6615, 6741, 7350, 7490, 7938, 8025, 8667, 9450, 9630, 10486, 11025, 11235, 13230, 13482, 14175, 14445, 15729, 16050, 17334, 18725, 19845, 20223, 22050, 22470, 24075, 26215, 28350, 28890, 31458, 33075, 33705, 37450, 39690, 40446, 43335, 47187, 48150, 52430, 56175, 60669, 66150, 67410, 72225, 78645, 86670, 94374, 99225, 101115, 112350, 121338, 131075, 141561, 144450, 157290, 168525, 198450, 202230, 216675, 235935, 262150, 283122, 303345, 337050, 393225, 424683, 433350, 471870, 505575, 606690, 707805, 786450, 849366, 1011150, 1179675, 1415610, 1516725, 2123415, 2359350, 3033450, 3539025, 4246830, 7078050, 10617075, 21234150]

約数ペア:

[(1, 21234150), (2, 10617075), (3, 7078050), (5, 4246830), (6, 3539025), (7, 3033450), (9, 2359350), (10, 2123415), (14, 1516725), (15, 1415610), (18, 1179675), (21, 1011150), (25, 849366), (27, 786450), (30, 707805), (35, 606690), (42, 505575), (45, 471870), (49, 433350), (50, 424683), (54, 393225), (63, 337050), (70, 303345), (75, 283122), (81, 262150), (90, 235935), (98, 216675), (105, 202230), (107, 198450), (126, 168525), (135, 157290), (147, 144450), (150, 141561), (162, 131075), (175, 121338), (189, 112350), (210, 101115), (214, 99225), (225, 94374), (245, 86670), (270, 78645), (294, 72225), (315, 67410), (321, 66150), (350, 60669), (378, 56175), (405, 52430), (441, 48150), (450, 47187), (490, 43335), (525, 40446), (535, 39690), (567, 37450), (630, 33705), (642, 33075), (675, 31458), (735, 28890), (749, 28350), (810, 26215), (882, 24075), (945, 22470), (963, 22050), (1050, 20223), (1070, 19845), (1134, 18725), (1225, 17334), (1323, 16050), (1350, 15729), (1470, 14445), (1498, 14175), (1575, 13482), (1605, 13230), (1890, 11235), (1926, 11025), (2025, 10486), (2205, 9630), (2247, 9450), (2450, 8667), (2646, 8025), (2675, 7938), (2835, 7490), (2889, 7350), (3150, 6741), (3210, 6615), (3675, 5778), (3745, 5670), (3969, 5350), (4050, 5243), (4410, 4815), (4494, 4725)]