21425882

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{1951}}^1$

素因数の和:2006

約数の個数: 24

約数和(自身を含む): 35955840

約数和(自身を除く): 14529958

約数列:

[1, 2, 17, 19, 34, 38, 289, 323, 578, 646, 1951, 3902, 5491, 10982, 33167, 37069, 66334, 74138, 563839, 630173, 1127678, 1260346, 10712941, 21425882]

約数ペア:

[(1, 21425882), (2, 10712941), (17, 1260346), (19, 1127678), (34, 630173), (38, 563839), (289, 74138), (323, 66334), (578, 37069), (646, 33167), (1951, 10982), (3902, 5491)]