21271796788

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1496749}}^1$

素因数の和:1496800

約数の個数: 48

約数和(自身を含む): 45261720000

約数和(自身を除く): 23989923212

約数列:

[1, 2, 4, 11, 17, 19, 22, 34, 38, 44, 68, 76, 187, 209, 323, 374, 418, 646, 748, 836, 1292, 3553, 7106, 14212, 1496749, 2993498, 5986996, 16464239, 25444733, 28438231, 32928478, 50889466, 56876462, 65856956, 101778932, 113752924, 279892063, 312820541, 483449927, 559784126, 625641082, 966899854, 1119568252, 1251282164, 1933799708, 5317949197, 10635898394, 21271796788]

約数ペア:

[(1, 21271796788), (2, 10635898394), (4, 5317949197), (11, 1933799708), (17, 1251282164), (19, 1119568252), (22, 966899854), (34, 625641082), (38, 559784126), (44, 483449927), (68, 312820541), (76, 279892063), (187, 113752924), (209, 101778932), (323, 65856956), (374, 56876462), (418, 50889466), (646, 32928478), (748, 28438231), (836, 25444733), (1292, 16464239), (3553, 5986996), (7106, 2993498), (14212, 1496749)]