21428856

素因数分解:

$2^3\times 3^2\times {\mathrm{297623}}^1$

素因数の和:297635

約数の個数: 24

約数和(自身を含む): 58036680

約数和(自身を除く): 36607824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 297623, 595246, 892869, 1190492, 1785738, 2380984, 2678607, 3571476, 5357214, 7142952, 10714428, 21428856]

約数ペア:

[(1, 21428856), (2, 10714428), (3, 7142952), (4, 5357214), (6, 3571476), (8, 2678607), (9, 2380984), (12, 1785738), (18, 1190492), (24, 892869), (36, 595246), (72, 297623)]