21074577

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{4643}}^1$

素因数の和:4752

約数の個数: 16

約数和(自身を含む): 30093120

約数和(自身を除く): 9018543

約数列:

[1, 3, 17, 51, 89, 267, 1513, 4539, 4643, 13929, 78931, 236793, 413227, 1239681, 7024859, 21074577]

約数ペア:

[(1, 21074577), (3, 7024859), (17, 1239681), (51, 413227), (89, 236793), (267, 78931), (1513, 13929), (4539, 4643)]