21626550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:303

約数の個数: 144

約数和(自身を含む): 67375152

約数和(自身を除く): 45748602

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 17, 18, 22, 25, 30, 33, 34, 45, 50, 51, 55, 66, 75, 85, 90, 99, 102, 110, 150, 153, 165, 170, 187, 198, 225, 255, 257, 275, 306, 330, 374, 425, 450, 495, 510, 514, 550, 561, 765, 771, 825, 850, 935, 990, 1122, 1275, 1285, 1530, 1542, 1650, 1683, 1870, 2313, 2475, 2550, 2570, 2805, 2827, 3366, 3825, 3855, 4369, 4626, 4675, 4950, 5610, 5654, 6425, 7650, 7710, 8415, 8481, 8738, 9350, 11565, 12850, 13107, 14025, 14135, 16830, 16962, 19275, 21845, 23130, 25443, 26214, 28050, 28270, 38550, 39321, 42075, 42405, 43690, 48059, 50886, 57825, 65535, 70675, 78642, 84150, 84810, 96118, 109225, 115650, 127215, 131070, 141350, 144177, 196605, 212025, 218450, 240295, 254430, 288354, 327675, 393210, 424050, 432531, 480590, 636075, 655350, 720885, 865062, 983025, 1201475, 1272150, 1441770, 1966050, 2162655, 2402950, 3604425, 4325310, 7208850, 10813275, 21626550]

約数ペア:

[(1, 21626550), (2, 10813275), (3, 7208850), (5, 4325310), (6, 3604425), (9, 2402950), (10, 2162655), (11, 1966050), (15, 1441770), (17, 1272150), (18, 1201475), (22, 983025), (25, 865062), (30, 720885), (33, 655350), (34, 636075), (45, 480590), (50, 432531), (51, 424050), (55, 393210), (66, 327675), (75, 288354), (85, 254430), (90, 240295), (99, 218450), (102, 212025), (110, 196605), (150, 144177), (153, 141350), (165, 131070), (170, 127215), (187, 115650), (198, 109225), (225, 96118), (255, 84810), (257, 84150), (275, 78642), (306, 70675), (330, 65535), (374, 57825), (425, 50886), (450, 48059), (495, 43690), (510, 42405), (514, 42075), (550, 39321), (561, 38550), (765, 28270), (771, 28050), (825, 26214), (850, 25443), (935, 23130), (990, 21845), (1122, 19275), (1275, 16962), (1285, 16830), (1530, 14135), (1542, 14025), (1650, 13107), (1683, 12850), (1870, 11565), (2313, 9350), (2475, 8738), (2550, 8481), (2570, 8415), (2805, 7710), (2827, 7650), (3366, 6425), (3825, 5654), (3855, 5610), (4369, 4950), (4626, 4675)]