840980406

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{20023343}}^1$

素因数の和:20023355

約数の個数: 16

約数和(自身を含む): 1922241024

約数和(自身を除く): 1081260618

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 20023343, 40046686, 60070029, 120140058, 140163401, 280326802, 420490203, 840980406]

約数ペア:

[(1, 840980406), (2, 420490203), (3, 280326802), (6, 140163401), (7, 120140058), (14, 60070029), (21, 40046686), (42, 20023343)]