21519161

素因数分解:

${\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:352

約数の個数: 16

約数和(自身を含む): 23442048

約数和(自身を除く): 1922887

約数列:

[1, 17, 83, 101, 151, 1411, 1717, 2567, 8383, 12533, 15251, 142511, 213061, 259267, 1265833, 21519161]

約数ペア:

[(1, 21519161), (17, 1265833), (83, 259267), (101, 213061), (151, 142511), (1411, 15251), (1717, 12533), (2567, 8383)]