21188588

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{179}}^1\times {\mathrm{293}}^1$

素因数の和:577

約数の個数: 24

約数和(自身を含む): 37784880

約数和(自身を除く): 16596292

約数列:

[1, 2, 4, 101, 179, 202, 293, 358, 404, 586, 716, 1172, 18079, 29593, 36158, 52447, 59186, 72316, 104894, 118372, 209788, 5297147, 10594294, 21188588]

約数ペア:

[(1, 21188588), (2, 10594294), (4, 5297147), (101, 209788), (179, 118372), (202, 104894), (293, 72316), (358, 59186), (404, 52447), (586, 36158), (716, 29593), (1172, 18079)]