21249398

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{479}}^1\times {\mathrm{541}}^1$

素因数の和:1063

約数の個数: 16

約数和(自身を含む): 32780160

約数和(自身を除く): 11530762

約数列:

[1, 2, 41, 82, 479, 541, 958, 1082, 19639, 22181, 39278, 44362, 259139, 518278, 10624699, 21249398]

約数ペア:

[(1, 21249398), (2, 10624699), (41, 518278), (82, 259139), (479, 44362), (541, 39278), (958, 22181), (1082, 19639)]