21904860111

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{6271}}^1\times {\mathrm{68491}}^1$

素因数の和:74782

約数の個数: 16

約数和(自身を含む): 30929891328

約数和(自身を除く): 9025031217

約数列:

[1, 3, 17, 51, 6271, 18813, 68491, 106607, 205473, 319821, 1164347, 3493041, 429507061, 1288521183, 7301620037, 21904860111]

約数ペア:

[(1, 21904860111), (3, 7301620037), (17, 1288521183), (51, 429507061), (6271, 3493041), (18813, 1164347), (68491, 319821), (106607, 205473)]