21860406

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{15373}}^1$

素因数の和:15460

約数の個数: 24

約数和(自身を含む): 47966880

約数和(自身を除く): 26106474

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 15373, 30746, 46119, 92238, 138357, 276714, 1214467, 2428934, 3643401, 7286802, 10930203, 21860406]

約数ペア:

[(1, 21860406), (2, 10930203), (3, 7286802), (6, 3643401), (9, 2428934), (18, 1214467), (79, 276714), (158, 138357), (237, 92238), (474, 46119), (711, 30746), (1422, 15373)]