21407608

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2333}}^1$

素因数の和:2407

約数の個数: 32

約数和(自身を含む): 42572160

約数和(自身を除く): 21164552

約数列:

[1, 2, 4, 8, 31, 37, 62, 74, 124, 148, 248, 296, 1147, 2294, 2333, 4588, 4666, 9176, 9332, 18664, 72323, 86321, 144646, 172642, 289292, 345284, 578584, 690568, 2675951, 5351902, 10703804, 21407608]

約数ペア:

[(1, 21407608), (2, 10703804), (4, 5351902), (8, 2675951), (31, 690568), (37, 578584), (62, 345284), (74, 289292), (124, 172642), (148, 144646), (248, 86321), (296, 72323), (1147, 18664), (2294, 9332), (2333, 9176), (4588, 4666)]