21199908

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{56989}}^1$

素因数の和:57027

約数の個数: 24

約数和(自身を含む): 51063040

約数和(自身を除く): 29863132

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372, 56989, 113978, 170967, 227956, 341934, 683868, 1766659, 3533318, 5299977, 7066636, 10599954, 21199908]

約数ペア:

[(1, 21199908), (2, 10599954), (3, 7066636), (4, 5299977), (6, 3533318), (12, 1766659), (31, 683868), (62, 341934), (93, 227956), (124, 170967), (186, 113978), (372, 56989)]