21143164

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{32831}}^1$

素因数の和:32865

約数の個数: 24

約数和(自身を含む): 44126208

約数和(自身を除く): 22983044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 32831, 65662, 131324, 229817, 459634, 755113, 919268, 1510226, 3020452, 5285791, 10571582, 21143164]

約数ペア:

[(1, 21143164), (2, 10571582), (4, 5285791), (7, 3020452), (14, 1510226), (23, 919268), (28, 755113), (46, 459634), (92, 229817), (161, 131324), (322, 65662), (644, 32831)]