21735512

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{51263}}^1$

素因数の和:51322

約数の個数: 16

約数和(自身を含む): 41523840

約数和(自身を除く): 19788328

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 51263, 102526, 205052, 410104, 2716939, 5433878, 10867756, 21735512]

約数ペア:

[(1, 21735512), (2, 10867756), (4, 5433878), (8, 2716939), (53, 410104), (106, 205052), (212, 102526), (424, 51263)]