21322145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1471}}^1$

素因数の和:1712

約数の個数: 16

約数和(自身を含む): 27697152

約数和(自身を除く): 6375007

約数列:

[1, 5, 13, 65, 223, 1115, 1471, 2899, 7355, 14495, 19123, 95615, 328033, 1640165, 4264429, 21322145]

約数ペア:

[(1, 21322145), (5, 4264429), (13, 1640165), (65, 328033), (223, 95615), (1115, 19123), (1471, 14495), (2899, 7355)]