21028812

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{250343}}^1$

素因数の和:250357

約数の個数: 24

約数和(自身を含む): 56077056

約数和(自身を除く): 35048244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 250343, 500686, 751029, 1001372, 1502058, 1752401, 3004116, 3504802, 5257203, 7009604, 10514406, 21028812]

約数ペア:

[(1, 21028812), (2, 10514406), (3, 7009604), (4, 5257203), (6, 3504802), (7, 3004116), (12, 1752401), (14, 1502058), (21, 1001372), (28, 751029), (42, 500686), (84, 250343)]