21709715416

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{51202159}}^1$

素因数の和:51202218

約数の個数: 16

約数和(自身を含む): 41473749600

約数和(自身を除く): 19764034184

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 51202159, 102404318, 204808636, 409617272, 2713714427, 5427428854, 10854857708, 21709715416]

約数ペア:

[(1, 21709715416), (2, 10854857708), (4, 5427428854), (8, 2713714427), (53, 409617272), (106, 204808636), (212, 102404318), (424, 51202159)]