21610550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{33247}}^1$

素因数の和:33272

約数の個数: 24

約数和(自身を含む): 43288896

約数和(自身を除く): 21678346

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 33247, 66494, 166235, 332470, 432211, 831175, 864422, 1662350, 2161055, 4322110, 10805275, 21610550]

約数ペア:

[(1, 21610550), (2, 10805275), (5, 4322110), (10, 2161055), (13, 1662350), (25, 864422), (26, 831175), (50, 432211), (65, 332470), (130, 166235), (325, 66494), (650, 33247)]