21354360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{177953}}^1$

素因数の和:177967

約数の個数: 32

約数和(自身を含む): 64063440

約数和(自身を除く): 42709080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 177953, 355906, 533859, 711812, 889765, 1067718, 1423624, 1779530, 2135436, 2669295, 3559060, 4270872, 5338590, 7118120, 10677180, 21354360]

約数ペア:

[(1, 21354360), (2, 10677180), (3, 7118120), (4, 5338590), (5, 4270872), (6, 3559060), (8, 2669295), (10, 2135436), (12, 1779530), (15, 1423624), (20, 1067718), (24, 889765), (30, 711812), (40, 533859), (60, 355906), (120, 177953)]