21604712

素因数分解:

$2^3\times {\mathrm{211}}^1\times {\mathrm{12799}}^1$

素因数の和:13016

約数の個数: 16

約数和(自身を含む): 40704000

約数和(自身を除く): 19099288

約数列:

[1, 2, 4, 8, 211, 422, 844, 1688, 12799, 25598, 51196, 102392, 2700589, 5401178, 10802356, 21604712]

約数ペア:

[(1, 21604712), (2, 10802356), (4, 5401178), (8, 2700589), (211, 102392), (422, 51196), (844, 25598), (1688, 12799)]