2161072

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{4357}}^1$

素因数の和:4396

約数の個数: 20

約数和(自身を含む): 4323136

約数和(自身を除く): 2162064

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 4357, 8714, 17428, 34856, 69712, 135067, 270134, 540268, 1080536, 2161072]

約数ペア:

[(1, 2161072), (2, 1080536), (4, 540268), (8, 270134), (16, 135067), (31, 69712), (62, 34856), (124, 17428), (248, 8714), (496, 4357)]