21716510

素因数分解:

$2^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{9011}}^1$

素因数の和:9259

約数の個数: 16

約数和(自身を含む): 39256272

約数和(自身を除く): 17539762

約数列:

[1, 2, 5, 10, 241, 482, 1205, 2410, 9011, 18022, 45055, 90110, 2171651, 4343302, 10858255, 21716510]

約数ペア:

[(1, 21716510), (2, 10858255), (5, 4343302), (10, 2171651), (241, 90110), (482, 45055), (1205, 18022), (2410, 9011)]