21106078

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{88681}}^1$

素因数の和:88707

約数の個数: 16

約数和(自身を含む): 38310624

約数和(自身を除く): 17204546

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 88681, 177362, 620767, 1241534, 1507577, 3015154, 10553039, 21106078]

約数ペア:

[(1, 21106078), (2, 10553039), (7, 3015154), (14, 1507577), (17, 1241534), (34, 620767), (119, 177362), (238, 88681)]