21715672082

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{72307}}^1\times {\mathrm{11551}}^1$

素因数の和:83873

約数の個数: 16

約数和(自身を含む): 35082684672

約数和(自身を除く): 13367012590

約数列:

[1, 2, 13, 26, 11551, 23102, 72307, 144614, 150163, 300326, 939991, 1879982, 835218157, 1670436314, 10857836041, 21715672082]

約数ペア:

[(1, 21715672082), (2, 10857836041), (13, 1670436314), (26, 835218157), (11551, 1879982), (23102, 939991), (72307, 300326), (144614, 150163)]