2181391898

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{967787}}^1$

素因数の和:967826

約数の個数: 24

約数和(自身を含む): 3971801952

約数和(自身を除く): 1790410054

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 967787, 1935574, 6774509, 13549018, 22259101, 44518202, 47421563, 94843126, 155813707, 311627414, 1090695949, 2181391898]

約数ペア:

[(1, 2181391898), (2, 1090695949), (7, 311627414), (14, 155813707), (23, 94843126), (46, 47421563), (49, 44518202), (98, 22259101), (161, 13549018), (322, 6774509), (1127, 1935574), (2254, 967787)]