21413406

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{509843}}^1$

素因数の和:509855

約数の個数: 16

約数和(自身を含む): 48945024

約数和(自身を除く): 27531618

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 509843, 1019686, 1529529, 3059058, 3568901, 7137802, 10706703, 21413406]

約数ペア:

[(1, 21413406), (2, 10706703), (3, 7137802), (6, 3568901), (7, 3059058), (14, 1529529), (21, 1019686), (42, 509843)]