21378046

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{1871}}^1$

素因数の和:2099

約数の個数: 16

約数和(自身を含む): 33359040

約数和(自身を除く): 11980994

約数列:

[1, 2, 29, 58, 197, 394, 1871, 3742, 5713, 11426, 54259, 108518, 368587, 737174, 10689023, 21378046]

約数ペア:

[(1, 21378046), (2, 10689023), (29, 737174), (58, 368587), (197, 108518), (394, 54259), (1871, 11426), (3742, 5713)]