21729684

素因数分解:

$2^2\times 3^1\times {\mathrm{557}}^1\times {\mathrm{3251}}^1$

素因数の和:3815

約数の個数: 24

約数和(自身を含む): 50809248

約数和(自身を除く): 29079564

約数列:

[1, 2, 3, 4, 6, 12, 557, 1114, 1671, 2228, 3251, 3342, 6502, 6684, 9753, 13004, 19506, 39012, 1810807, 3621614, 5432421, 7243228, 10864842, 21729684]

約数ペア:

[(1, 21729684), (2, 10864842), (3, 7243228), (4, 5432421), (6, 3621614), (12, 1810807), (557, 39012), (1114, 19506), (1671, 13004), (2228, 9753), (3251, 6684), (3342, 6502)]