21119056

素因数分解:

$2^4\times 7^1\times {\mathrm{188563}}^1$

素因数の和:188578

約数の個数: 20

約数和(自身を含む): 46763872

約数和(自身を除く): 25644816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 188563, 377126, 754252, 1319941, 1508504, 2639882, 3017008, 5279764, 10559528, 21119056]

約数ペア:

[(1, 21119056), (2, 10559528), (4, 5279764), (7, 3017008), (8, 2639882), (14, 1508504), (16, 1319941), (28, 754252), (56, 377126), (112, 188563)]