21438046

素因数分解:

$2^1\times 7^1\times {\mathrm{751}}^1\times {\mathrm{2039}}^1$

素因数の和:2799

約数の個数: 16

約数和(自身を含む): 36817920

約数和(自身を除く): 15379874

約数列:

[1, 2, 7, 14, 751, 1502, 2039, 4078, 5257, 10514, 14273, 28546, 1531289, 3062578, 10719023, 21438046]

約数ペア:

[(1, 21438046), (2, 10719023), (7, 3062578), (14, 1531289), (751, 28546), (1502, 14273), (2039, 10514), (4078, 5257)]