21876844

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1181}}^1$

素因数の和:1617

約数の個数: 24

約数和(自身を含む): 41899536

約数和(自身を除く): 20022692

約数列:

[1, 2, 4, 11, 22, 44, 421, 842, 1181, 1684, 2362, 4631, 4724, 9262, 12991, 18524, 25982, 51964, 497201, 994402, 1988804, 5469211, 10938422, 21876844]

約数ペア:

[(1, 21876844), (2, 10938422), (4, 5469211), (11, 1988804), (22, 994402), (44, 497201), (421, 51964), (842, 25982), (1181, 18524), (1684, 12991), (2362, 9262), (4631, 4724)]