21415022012

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{67769057}}^1$

素因数の和:67769140

約数の個数: 12

約数和(自身を含む): 37950672480

約数和(自身を除く): 16535650468

約数列:

[1, 2, 4, 79, 158, 316, 67769057, 135538114, 271076228, 5353755503, 10707511006, 21415022012]

約数ペア:

[(1, 21415022012), (2, 10707511006), (4, 5353755503), (79, 271076228), (158, 135538114), (316, 67769057)]