21241254120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{677}}^1\times {\mathrm{261463}}^1$

素因数の和:262154

約数の個数: 64

約数和(自身を含む): 63818133120

約数和(自身を除く): 42576879000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 677, 1354, 2031, 2708, 3385, 4062, 5416, 6770, 8124, 10155, 13540, 16248, 20310, 27080, 40620, 81240, 261463, 522926, 784389, 1045852, 1307315, 1568778, 2091704, 2614630, 3137556, 3921945, 5229260, 6275112, 7843890, 10458520, 15687780, 31375560, 177010451, 354020902, 531031353, 708041804, 885052255, 1062062706, 1416083608, 1770104510, 2124125412, 2655156765, 3540209020, 4248250824, 5310313530, 7080418040, 10620627060, 21241254120]

約数ペア:

[(1, 21241254120), (2, 10620627060), (3, 7080418040), (4, 5310313530), (5, 4248250824), (6, 3540209020), (8, 2655156765), (10, 2124125412), (12, 1770104510), (15, 1416083608), (20, 1062062706), (24, 885052255), (30, 708041804), (40, 531031353), (60, 354020902), (120, 177010451), (677, 31375560), (1354, 15687780), (2031, 10458520), (2708, 7843890), (3385, 6275112), (4062, 5229260), (5416, 3921945), (6770, 3137556), (8124, 2614630), (10155, 2091704), (13540, 1568778), (16248, 1307315), (20310, 1045852), (27080, 784389), (40620, 522926), (81240, 261463)]