21000724796

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{1757677}}^1$

素因数の和:1757813

約数の個数: 24

約数和(自身を含む): 38387687520

約数和(自身を除く): 17386962724

約数列:

[1, 2, 4, 29, 58, 103, 116, 206, 412, 2987, 5974, 11948, 1757677, 3515354, 7030708, 50972633, 101945266, 181040731, 203890532, 362081462, 724162924, 5250181199, 10500362398, 21000724796]

約数ペア:

[(1, 21000724796), (2, 10500362398), (4, 5250181199), (29, 724162924), (58, 362081462), (103, 203890532), (116, 181040731), (206, 101945266), (412, 50972633), (2987, 7030708), (5974, 3515354), (11948, 1757677)]