21715199

素因数分解:

${\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{541}}^1$

素因数の和:682

約数の個数: 16

約数和(自身を含む): 24585120

約数和(自身を除く): 2869921

約数列:

[1, 11, 41, 89, 451, 541, 979, 3649, 5951, 22181, 40139, 48149, 243991, 529639, 1974109, 21715199]

約数ペア:

[(1, 21715199), (11, 1974109), (41, 529639), (89, 243991), (451, 48149), (541, 40139), (979, 22181), (3649, 5951)]