21937617

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1933}}^1$

素因数の和:2049

約数の個数: 24

約数和(自身を含む): 34494824

約数和(自身を除く): 12557207

約数列:

[1, 3, 9, 13, 39, 97, 117, 291, 873, 1261, 1933, 3783, 5799, 11349, 17397, 25129, 75387, 187501, 226161, 562503, 1687509, 2437513, 7312539, 21937617]

約数ペア:

[(1, 21937617), (3, 7312539), (9, 2437513), (13, 1687509), (39, 562503), (97, 226161), (117, 187501), (291, 75387), (873, 25129), (1261, 17397), (1933, 11349), (3783, 5799)]