21516382

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1\times {\mathrm{431}}^1$

素因数の和:771

約数の個数: 16

約数和(自身を含む): 32788800

約数和(自身を除く): 11272418

約数列:

[1, 2, 109, 218, 229, 431, 458, 862, 24961, 46979, 49922, 93958, 98699, 197398, 10758191, 21516382]

約数ペア:

[(1, 21516382), (2, 10758191), (109, 197398), (218, 98699), (229, 93958), (431, 49922), (458, 46979), (862, 24961)]