21589416

素因数分解:

$2^3\times 3^4\times {\mathrm{33317}}^1$

素因数の和:33335

約数の個数: 40

約数和(自身を含む): 60472170

約数和(自身を除く): 38882754

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 33317, 66634, 99951, 133268, 199902, 266536, 299853, 399804, 599706, 799608, 899559, 1199412, 1799118, 2398824, 2698677, 3598236, 5397354, 7196472, 10794708, 21589416]

約数ペア:

[(1, 21589416), (2, 10794708), (3, 7196472), (4, 5397354), (6, 3598236), (8, 2698677), (9, 2398824), (12, 1799118), (18, 1199412), (24, 899559), (27, 799608), (36, 599706), (54, 399804), (72, 299853), (81, 266536), (108, 199902), (162, 133268), (216, 99951), (324, 66634), (648, 33317)]