21172006

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{3089}}^1$

素因数の和:3263

約数の個数: 16

約数和(自身を含む): 33372000

約数和(自身を除く): 12199994

約数列:

[1, 2, 23, 46, 149, 298, 3089, 3427, 6178, 6854, 71047, 142094, 460261, 920522, 10586003, 21172006]

約数ペア:

[(1, 21172006), (2, 10586003), (23, 920522), (46, 460261), (149, 142094), (298, 71047), (3089, 6854), (3427, 6178)]