21471351807

素因数分解:

$3^1\times {\mathrm{317}}^1\times {\mathrm{1531}}^1\times {\mathrm{14747}}^1$

素因数の和:16598

約数の個数: 16

約数和(自身を含む): 28739486592

約数和(自身を除く): 7268134785

約数列:

[1, 3, 317, 951, 1531, 4593, 14747, 44241, 485327, 1455981, 4674799, 14024397, 22577657, 67732971, 7157117269, 21471351807]

約数ペア:

[(1, 21471351807), (3, 7157117269), (317, 67732971), (951, 22577657), (1531, 14024397), (4593, 4674799), (14747, 1455981), (44241, 485327)]