21979974

素因数分解:

$2^1\times 3^1\times {\mathrm{89}}^1\times {\mathrm{41161}}^1$

素因数の和:41255

約数の個数: 16

約数和(自身を含む): 44454960

約数和(自身を除く): 22474986

約数列:

[1, 2, 3, 6, 89, 178, 267, 534, 41161, 82322, 123483, 246966, 3663329, 7326658, 10989987, 21979974]

約数ペア:

[(1, 21979974), (2, 10989987), (3, 7326658), (6, 3663329), (89, 246966), (178, 123483), (267, 82322), (534, 41161)]