21634782

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3511}}^1$

素因数の和:3608

約数の個数: 32

約数和(自身を含む): 47201280

約数和(自身を除く): 25566498

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 79, 158, 237, 474, 1027, 2054, 3081, 3511, 6162, 7022, 10533, 21066, 45643, 91286, 136929, 273858, 277369, 554738, 832107, 1664214, 3605797, 7211594, 10817391, 21634782]

約数ペア:

[(1, 21634782), (2, 10817391), (3, 7211594), (6, 3605797), (13, 1664214), (26, 832107), (39, 554738), (78, 277369), (79, 273858), (158, 136929), (237, 91286), (474, 45643), (1027, 21066), (2054, 10533), (3081, 7022), (3511, 6162)]