21861854

素因数分解:

$2^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{15461}}^1$

素因数の和:15571

約数の個数: 16

約数和(自身を含む): 37850976

約数和(自身を除く): 15989122

約数列:

[1, 2, 7, 14, 101, 202, 707, 1414, 15461, 30922, 108227, 216454, 1561561, 3123122, 10930927, 21861854]

約数ペア:

[(1, 21861854), (2, 10930927), (7, 3123122), (14, 1561561), (101, 216454), (202, 108227), (707, 30922), (1414, 15461)]