21416504

素因数分解:

$2^3\times {\mathrm{359}}^1\times {\mathrm{7457}}^1$

素因数の和:7822

約数の個数: 16

約数和(自身を含む): 40273200

約数和(自身を除く): 18856696

約数列:

[1, 2, 4, 8, 359, 718, 1436, 2872, 7457, 14914, 29828, 59656, 2677063, 5354126, 10708252, 21416504]

約数ペア:

[(1, 21416504), (2, 10708252), (4, 5354126), (8, 2677063), (359, 59656), (718, 29828), (1436, 14914), (2872, 7457)]