21490908840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{2111}}^1\times {\mathrm{28279}}^1$

素因数の和:30407

約数の個数: 96

約数和(自身を含む): 69881011200

約数和(自身を除く): 48390102360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 2111, 4222, 6333, 8444, 10555, 12666, 16888, 18999, 21110, 25332, 28279, 31665, 37998, 42220, 50664, 56558, 63330, 75996, 84440, 84837, 94995, 113116, 126660, 141395, 151992, 169674, 189990, 226232, 253320, 254511, 282790, 339348, 379980, 424185, 509022, 565580, 678696, 759960, 848370, 1018044, 1131160, 1272555, 1696740, 2036088, 2545110, 3393480, 5090220, 10180440, 59696969, 119393938, 179090907, 238787876, 298484845, 358181814, 477575752, 537272721, 596969690, 716363628, 895454535, 1074545442, 1193939380, 1432727256, 1790909070, 2149090884, 2387878760, 2686363605, 3581818140, 4298181768, 5372727210, 7163636280, 10745454420, 21490908840]

約数ペア:

[(1, 21490908840), (2, 10745454420), (3, 7163636280), (4, 5372727210), (5, 4298181768), (6, 3581818140), (8, 2686363605), (9, 2387878760), (10, 2149090884), (12, 1790909070), (15, 1432727256), (18, 1193939380), (20, 1074545442), (24, 895454535), (30, 716363628), (36, 596969690), (40, 537272721), (45, 477575752), (60, 358181814), (72, 298484845), (90, 238787876), (120, 179090907), (180, 119393938), (360, 59696969), (2111, 10180440), (4222, 5090220), (6333, 3393480), (8444, 2545110), (10555, 2036088), (12666, 1696740), (16888, 1272555), (18999, 1131160), (21110, 1018044), (25332, 848370), (28279, 759960), (31665, 678696), (37998, 565580), (42220, 509022), (50664, 424185), (56558, 379980), (63330, 339348), (75996, 282790), (84440, 254511), (84837, 253320), (94995, 226232), (113116, 189990), (126660, 169674), (141395, 151992)]