21000306606

素因数分解:

$2^1\times 3^1\times {\mathrm{10267}}^1\times {\mathrm{340903}}^1$

素因数の和:351175

約数の個数: 16

約数和(自身を含む): 42004827264

約数和(自身を除く): 21004520658

約数列:

[1, 2, 3, 6, 10267, 20534, 30801, 61602, 340903, 681806, 1022709, 2045418, 3500051101, 7000102202, 10500153303, 21000306606]

約数ペア:

[(1, 21000306606), (2, 10500153303), (3, 7000102202), (6, 3500051101), (10267, 2045418), (20534, 1022709), (30801, 681806), (61602, 340903)]