21427080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{178559}}^1$

素因数の和:178573

約数の個数: 32

約数和(自身を含む): 64281600

約数和(自身を除く): 42854520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 178559, 357118, 535677, 714236, 892795, 1071354, 1428472, 1785590, 2142708, 2678385, 3571180, 4285416, 5356770, 7142360, 10713540, 21427080]

約数ペア:

[(1, 21427080), (2, 10713540), (3, 7142360), (4, 5356770), (5, 4285416), (6, 3571180), (8, 2678385), (10, 2142708), (12, 1785590), (15, 1428472), (20, 1071354), (24, 892795), (30, 714236), (40, 535677), (60, 357118), (120, 178559)]