21451728

素因数分解:

$2^4\times 3^1\times {\mathrm{446911}}^1$

素因数の和:446922

約数の個数: 20

約数和(自身を含む): 55417088

約数和(自身を除く): 33965360

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 446911, 893822, 1340733, 1787644, 2681466, 3575288, 5362932, 7150576, 10725864, 21451728]

約数ペア:

[(1, 21451728), (2, 10725864), (3, 7150576), (4, 5362932), (6, 3575288), (8, 2681466), (12, 1787644), (16, 1340733), (24, 893822), (48, 446911)]