21706262

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{4931}}^1$

素因数の和:5035

約数の個数: 16

約数和(自身を含む): 34089984

約数和(自身を除く): 12383722

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4402, 4931, 9862, 152861, 305722, 350101, 700202, 10853131, 21706262]

約数ペア:

[(1, 21706262), (2, 10853131), (31, 700202), (62, 350101), (71, 305722), (142, 152861), (2201, 9862), (4402, 4931)]