21523158

素因数分解:

$2^1\times 3^4\times {\mathrm{132859}}^1$

素因数の和:132873

約数の個数: 20

約数和(自身を含む): 48228180

約数和(自身を除く): 26705022

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 132859, 265718, 398577, 797154, 1195731, 2391462, 3587193, 7174386, 10761579, 21523158]

約数ペア:

[(1, 21523158), (2, 10761579), (3, 7174386), (6, 3587193), (9, 2391462), (18, 1195731), (27, 797154), (54, 398577), (81, 265718), (162, 132859)]