21986338

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{58787}}^1$

素因数の和:58817

約数の個数: 16

約数和(自身を含む): 38094624

約数和(自身を除く): 16108286

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 58787, 117574, 646657, 999379, 1293314, 1998758, 10993169, 21986338]

約数ペア:

[(1, 21986338), (2, 10993169), (11, 1998758), (17, 1293314), (22, 999379), (34, 646657), (187, 117574), (374, 58787)]