21332872

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{242419}}^1$

素因数の和:242436

約数の個数: 16

約数和(自身を含む): 43635600

約数和(自身を除く): 22302728

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 242419, 484838, 969676, 1939352, 2666609, 5333218, 10666436, 21332872]

約数ペア:

[(1, 21332872), (2, 10666436), (4, 5333218), (8, 2666609), (11, 1939352), (22, 969676), (44, 484838), (88, 242419)]