21631677808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{983}}^1\times {\mathrm{2251}}^1$

素因数の和:3302

約数の個数: 80

約数和(自身を含む): 46163045376

約数和(自身を除く): 24531367568

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 983, 1222, 1966, 2251, 2444, 3932, 4502, 4888, 7864, 9004, 9776, 12779, 15728, 18008, 25558, 29263, 36016, 46201, 51116, 58526, 92402, 102232, 105797, 117052, 184804, 204464, 211594, 234104, 369608, 423188, 468208, 600613, 739216, 846376, 1201226, 1375361, 1692752, 2212733, 2402452, 2750722, 4425466, 4804904, 5501444, 8850932, 9609808, 11002888, 17701864, 22005776, 28765529, 35403728, 57531058, 103998451, 115062116, 207996902, 230124232, 415993804, 460248464, 831987608, 1351979863, 1663975216, 2703959726, 5407919452, 10815838904, 21631677808]

約数ペア:

[(1, 21631677808), (2, 10815838904), (4, 5407919452), (8, 2703959726), (13, 1663975216), (16, 1351979863), (26, 831987608), (47, 460248464), (52, 415993804), (94, 230124232), (104, 207996902), (188, 115062116), (208, 103998451), (376, 57531058), (611, 35403728), (752, 28765529), (983, 22005776), (1222, 17701864), (1966, 11002888), (2251, 9609808), (2444, 8850932), (3932, 5501444), (4502, 4804904), (4888, 4425466), (7864, 2750722), (9004, 2402452), (9776, 2212733), (12779, 1692752), (15728, 1375361), (18008, 1201226), (25558, 846376), (29263, 739216), (36016, 600613), (46201, 468208), (51116, 423188), (58526, 369608), (92402, 234104), (102232, 211594), (105797, 204464), (117052, 184804)]