21868808212

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{50157817}}^1$

素因数の和:50157930

約数の個数: 12

約数和(自身を含む): 38621519860

約数和(自身を除く): 16752711648

約数列:

[1, 2, 4, 109, 218, 436, 50157817, 100315634, 200631268, 5467202053, 10934404106, 21868808212]

約数ペア:

[(1, 21868808212), (2, 10934404106), (4, 5467202053), (109, 200631268), (218, 100315634), (436, 50157817)]