21917256

素因数分解:

$2^3\times 3^1\times {\mathrm{239}}^1\times {\mathrm{3821}}^1$

素因数の和:4069

約数の個数: 32

約数和(自身を含む): 55036800

約数和(自身を除く): 33119544

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 239, 478, 717, 956, 1434, 1912, 2868, 3821, 5736, 7642, 11463, 15284, 22926, 30568, 45852, 91704, 913219, 1826438, 2739657, 3652876, 5479314, 7305752, 10958628, 21917256]

約数ペア:

[(1, 21917256), (2, 10958628), (3, 7305752), (4, 5479314), (6, 3652876), (8, 2739657), (12, 1826438), (24, 913219), (239, 91704), (478, 45852), (717, 30568), (956, 22926), (1434, 15284), (1912, 11463), (2868, 7642), (3821, 5736)]