21426654

素因数分解:

$2^1\times 3^1\times {\mathrm{563}}^1\times {\mathrm{6343}}^1$

素因数の和:6911

約数の個数: 16

約数和(自身を含む): 42936192

約数和(自身を除く): 21509538

約数列:

[1, 2, 3, 6, 563, 1126, 1689, 3378, 6343, 12686, 19029, 38058, 3571109, 7142218, 10713327, 21426654]

約数ペア:

[(1, 21426654), (2, 10713327), (3, 7142218), (6, 3571109), (563, 38058), (1126, 19029), (1689, 12686), (3378, 6343)]