21115608

素因数分解:

$2^3\times 3^1\times {\mathrm{879817}}^1$

素因数の和:879826

約数の個数: 16

約数和(自身を含む): 52789080

約数和(自身を除く): 31673472

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 879817, 1759634, 2639451, 3519268, 5278902, 7038536, 10557804, 21115608]

約数ペア:

[(1, 21115608), (2, 10557804), (3, 7038536), (4, 5278902), (6, 3519268), (8, 2639451), (12, 1759634), (24, 879817)]