21382486

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{5801}}^1$

素因数の和:5919

約数の個数: 16

約数和(自身を含む): 34115760

約数和(自身を除く): 12733274

約数列:

[1, 2, 19, 38, 97, 194, 1843, 3686, 5801, 11602, 110219, 220438, 562697, 1125394, 10691243, 21382486]

約数ペア:

[(1, 21382486), (2, 10691243), (19, 1125394), (38, 562697), (97, 220438), (194, 110219), (1843, 11602), (3686, 5801)]