21675903

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{2333}}^1$

素因数の和:2518

約数の個数: 16

約数和(自身を含む): 30622080

約数和(自身を除く): 8946177

約数列:

[1, 3, 19, 57, 163, 489, 2333, 3097, 6999, 9291, 44327, 132981, 380279, 1140837, 7225301, 21675903]

約数ペア:

[(1, 21675903), (3, 7225301), (19, 1140837), (57, 380279), (163, 132981), (489, 44327), (2333, 9291), (3097, 6999)]