21003088

素因数分解:

$2^4\times {\mathrm{1093}}^1\times {\mathrm{1201}}^1$

素因数の和:2302

約数の個数: 20

約数和(自身を含む): 40764628

約数和(自身を除く): 19761540

約数列:

[1, 2, 4, 8, 16, 1093, 1201, 2186, 2402, 4372, 4804, 8744, 9608, 17488, 19216, 1312693, 2625386, 5250772, 10501544, 21003088]

約数ペア:

[(1, 21003088), (2, 10501544), (4, 5250772), (8, 2625386), (16, 1312693), (1093, 19216), (1201, 17488), (2186, 9608), (2402, 8744), (4372, 4804)]