21260579

素因数分解:

${\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:346

約数の個数: 16

約数和(自身を含む): 22954752

約数和(自身を除く): 1694173

約数列:

[1, 23, 53, 107, 163, 1219, 2461, 3749, 5671, 8639, 17441, 130433, 198697, 401143, 924373, 21260579]

約数ペア:

[(1, 21260579), (23, 924373), (53, 401143), (107, 198697), (163, 130433), (1219, 17441), (2461, 8639), (3749, 5671)]