21913110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{243479}}^1$

素因数の和:243492

約数の個数: 24

約数和(自身を含む): 56974320

約数和(自身を除く): 35061210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 243479, 486958, 730437, 1217395, 1460874, 2191311, 2434790, 3652185, 4382622, 7304370, 10956555, 21913110]

約数ペア:

[(1, 21913110), (2, 10956555), (3, 7304370), (5, 4382622), (6, 3652185), (9, 2434790), (10, 2191311), (15, 1460874), (18, 1217395), (30, 730437), (45, 486958), (90, 243479)]