21231066076

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{379}}^1\times {\mathrm{115741}}^1$

素因数の和:116146

約数の個数: 36

約数和(自身を含む): 40947204760

約数和(自身を除く): 19716138684

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 379, 484, 758, 1516, 4169, 8338, 16676, 45859, 91718, 115741, 183436, 231482, 462964, 1273151, 2546302, 5092604, 14004661, 28009322, 43865839, 56018644, 87731678, 175463356, 482524229, 965048458, 1930096916, 5307766519, 10615533038, 21231066076]

約数ペア:

[(1, 21231066076), (2, 10615533038), (4, 5307766519), (11, 1930096916), (22, 965048458), (44, 482524229), (121, 175463356), (242, 87731678), (379, 56018644), (484, 43865839), (758, 28009322), (1516, 14004661), (4169, 5092604), (8338, 2546302), (16676, 1273151), (45859, 462964), (91718, 231482), (115741, 183436)]