21302408

素因数分解:

$2^3\times {\mathrm{277}}^1\times {\mathrm{9613}}^1$

素因数の和:9896

約数の個数: 16

約数和(自身を含む): 40090380

約数和(自身を除く): 18787972

約数列:

[1, 2, 4, 8, 277, 554, 1108, 2216, 9613, 19226, 38452, 76904, 2662801, 5325602, 10651204, 21302408]

約数ペア:

[(1, 21302408), (2, 10651204), (4, 5325602), (8, 2662801), (277, 76904), (554, 38452), (1108, 19226), (2216, 9613)]