21926245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{17333}}^1$

素因数の和:17372

約数の個数: 16

約数和(自身を含む): 29953152

約数和(自身を除く): 8026907

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 17333, 86665, 190663, 398659, 953315, 1993295, 4385249, 21926245]

約数ペア:

[(1, 21926245), (5, 4385249), (11, 1993295), (23, 953315), (55, 398659), (115, 190663), (253, 86665), (1265, 17333)]