21723152

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{123427}}^1$

素因数の和:123446

約数の個数: 20

約数和(自身を含む): 45915216

約数和(自身を除く): 24192064

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 123427, 246854, 493708, 987416, 1357697, 1974832, 2715394, 5430788, 10861576, 21723152]

約数ペア:

[(1, 21723152), (2, 10861576), (4, 5430788), (8, 2715394), (11, 1974832), (16, 1357697), (22, 987416), (44, 493708), (88, 246854), (176, 123427)]