21830138

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{32009}}^1$

素因数の和:32053

約数の個数: 16

約数和(自身を含む): 36875520

約数和(自身を除く): 15045382

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 32009, 64018, 352099, 704198, 992279, 1984558, 10915069, 21830138]

約数ペア:

[(1, 21830138), (2, 10915069), (11, 1984558), (22, 992279), (31, 704198), (62, 352099), (341, 64018), (682, 32009)]