21346680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{177889}}^1$

素因数の和:177903

約数の個数: 32

約数和(自身を含む): 64040400

約数和(自身を除く): 42693720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 177889, 355778, 533667, 711556, 889445, 1067334, 1423112, 1778890, 2134668, 2668335, 3557780, 4269336, 5336670, 7115560, 10673340, 21346680]

約数ペア:

[(1, 21346680), (2, 10673340), (3, 7115560), (4, 5336670), (5, 4269336), (6, 3557780), (8, 2668335), (10, 2134668), (12, 1778890), (15, 1423112), (20, 1067334), (24, 889445), (30, 711556), (40, 533667), (60, 355778), (120, 177889)]