21175174

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{4691}}^1$

素因数の和:4791

約数の個数: 16

約数和(自身を含む): 33163056

約数和(自身を除く): 11987882

約数列:

[1, 2, 37, 61, 74, 122, 2257, 4514, 4691, 9382, 173567, 286151, 347134, 572302, 10587587, 21175174]

約数ペア:

[(1, 21175174), (2, 10587587), (37, 572302), (61, 347134), (74, 286151), (122, 173567), (2257, 9382), (4514, 4691)]