21045642

素因数分解:

$2^1\times 3^1\times {\mathrm{331}}^1\times {\mathrm{10597}}^1$

素因数の和:10933

約数の個数: 16

約数和(自身を含む): 42222432

約数和(自身を除く): 21176790

約数列:

[1, 2, 3, 6, 331, 662, 993, 1986, 10597, 21194, 31791, 63582, 3507607, 7015214, 10522821, 21045642]

約数ペア:

[(1, 21045642), (2, 10522821), (3, 7015214), (6, 3507607), (331, 63582), (662, 31791), (993, 21194), (1986, 10597)]