21130119634

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1987}}^1\times {\mathrm{409007}}^1$

素因数の和:411009

約数の個数: 16

約数和(自身を含む): 34150531968

約数和(自身を除く): 13020412334

約数列:

[1, 2, 13, 26, 1987, 3974, 25831, 51662, 409007, 818014, 5317091, 10634182, 812696909, 1625393818, 10565059817, 21130119634]

約数ペア:

[(1, 21130119634), (2, 10565059817), (13, 1625393818), (26, 812696909), (1987, 10634182), (3974, 5317091), (25831, 818014), (51662, 409007)]