21132620

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{17909}}^1$

素因数の和:17977

約数の個数: 24

約数和(自身を含む): 45133200

約数和(自身を除く): 24000580

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 17909, 35818, 71636, 89545, 179090, 358180, 1056631, 2113262, 4226524, 5283155, 10566310, 21132620]

約数ペア:

[(1, 21132620), (2, 10566310), (4, 5283155), (5, 4226524), (10, 2113262), (20, 1056631), (59, 358180), (118, 179090), (236, 89545), (295, 71636), (590, 35818), (1180, 17909)]