21596044808

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{207654277}}^1$

素因数の和:207654296

約数の個数: 16

約数和(自身を含む): 43607398380

約数和(自身を除く): 22011353572

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 207654277, 415308554, 830617108, 1661234216, 2699505601, 5399011202, 10798022404, 21596044808]

約数ペア:

[(1, 21596044808), (2, 10798022404), (4, 5399011202), (8, 2699505601), (13, 1661234216), (26, 830617108), (52, 415308554), (104, 207654277)]