21287282

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{11287}}^1$

素因数の和:11353

約数の個数: 16

約数和(自身を含む): 34134912

約数和(自身を除く): 12847630

約数列:

[1, 2, 23, 41, 46, 82, 943, 1886, 11287, 22574, 259601, 462767, 519202, 925534, 10643641, 21287282]

約数ペア:

[(1, 21287282), (2, 10643641), (23, 925534), (41, 519202), (46, 462767), (82, 259601), (943, 22574), (1886, 11287)]