21867544

素因数分解:

$2^3\times {\mathrm{239}}^1\times {\mathrm{11437}}^1$

素因数の和:11682

約数の個数: 16

約数和(自身を含む): 41176800

約数和(自身を除く): 19309256

約数列:

[1, 2, 4, 8, 239, 478, 956, 1912, 11437, 22874, 45748, 91496, 2733443, 5466886, 10933772, 21867544]

約数ペア:

[(1, 21867544), (2, 10933772), (4, 5466886), (8, 2733443), (239, 91496), (478, 45748), (956, 22874), (1912, 11437)]