21614138

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1153}}^1$

素因数の和:1278

約数の個数: 32

約数和(自身を含む): 40325376

約数和(自身を除く): 18711238

約数列:

[1, 2, 7, 13, 14, 26, 91, 103, 182, 206, 721, 1153, 1339, 1442, 2306, 2678, 8071, 9373, 14989, 16142, 18746, 29978, 104923, 118759, 209846, 237518, 831313, 1543867, 1662626, 3087734, 10807069, 21614138]

約数ペア:

[(1, 21614138), (2, 10807069), (7, 3087734), (13, 1662626), (14, 1543867), (26, 831313), (91, 237518), (103, 209846), (182, 118759), (206, 104923), (721, 29978), (1153, 18746), (1339, 16142), (1442, 14989), (2306, 9373), (2678, 8071)]