21917764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{13463}}^1$

素因数の和:13515

約数の個数: 24

約数和(自身を含む): 42977088

約数和(自身を除く): 21059324

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 13463, 26926, 53852, 148093, 296186, 498131, 592372, 996262, 1992524, 5479441, 10958882, 21917764]

約数ペア:

[(1, 21917764), (2, 10958882), (4, 5479441), (11, 1992524), (22, 996262), (37, 592372), (44, 498131), (74, 296186), (148, 148093), (407, 53852), (814, 26926), (1628, 13463)]