21018655392

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31277761}}^1$

素因数の和:31277781

約数の個数: 48

約数和(自身を含む): 63055968192

約数和(自身を除く): 42037312800

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 31277761, 62555522, 93833283, 125111044, 187666566, 218944327, 250222088, 375333132, 437888654, 500444176, 656832981, 750666264, 875777308, 1000888352, 1313665962, 1501332528, 1751554616, 2627331924, 3002665056, 3503109232, 5254663848, 7006218464, 10509327696, 21018655392]

約数ペア:

[(1, 21018655392), (2, 10509327696), (3, 7006218464), (4, 5254663848), (6, 3503109232), (7, 3002665056), (8, 2627331924), (12, 1751554616), (14, 1501332528), (16, 1313665962), (21, 1000888352), (24, 875777308), (28, 750666264), (32, 656832981), (42, 500444176), (48, 437888654), (56, 375333132), (84, 250222088), (96, 218944327), (112, 187666566), (168, 125111044), (224, 93833283), (336, 62555522), (672, 31277761)]