21386153

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{907}}^1$

素因数の和:1016

約数の個数: 16

約数和(自身を含む): 24189120

約数和(自身を除く): 2802967

約数列:

[1, 17, 19, 73, 323, 907, 1241, 1387, 15419, 17233, 23579, 66211, 292961, 1125587, 1258009, 21386153]

約数ペア:

[(1, 21386153), (17, 1258009), (19, 1125587), (73, 292961), (323, 66211), (907, 23579), (1241, 17233), (1387, 15419)]