21420614

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{1093}}^1$

素因数の和:1375

約数の個数: 16

約数和(自身を含む): 33082560

約数和(自身を除く): 11661946

約数列:

[1, 2, 41, 82, 239, 478, 1093, 2186, 9799, 19598, 44813, 89626, 261227, 522454, 10710307, 21420614]

約数ペア:

[(1, 21420614), (2, 10710307), (41, 522454), (82, 261227), (239, 89626), (478, 44813), (1093, 19598), (2186, 9799)]