21847618

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{49429}}^1$

素因数の和:49461

約数の個数: 16

約数和(自身を含む): 37369080

約数和(自身を除く): 15521462

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 49429, 98858, 642577, 840293, 1285154, 1680586, 10923809, 21847618]

約数ペア:

[(1, 21847618), (2, 10923809), (13, 1680586), (17, 1285154), (26, 840293), (34, 642577), (221, 98858), (442, 49429)]