21000913320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2633}}^1\times {\mathrm{66467}}^1$

素因数の和:69114

約数の個数: 64

約数和(自身を含む): 63027616320

約数和(自身を除く): 42026703000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2633, 5266, 7899, 10532, 13165, 15798, 21064, 26330, 31596, 39495, 52660, 63192, 66467, 78990, 105320, 132934, 157980, 199401, 265868, 315960, 332335, 398802, 531736, 664670, 797604, 997005, 1329340, 1595208, 1994010, 2658680, 3988020, 7976040, 175007611, 350015222, 525022833, 700030444, 875038055, 1050045666, 1400060888, 1750076110, 2100091332, 2625114165, 3500152220, 4200182664, 5250228330, 7000304440, 10500456660, 21000913320]

約数ペア:

[(1, 21000913320), (2, 10500456660), (3, 7000304440), (4, 5250228330), (5, 4200182664), (6, 3500152220), (8, 2625114165), (10, 2100091332), (12, 1750076110), (15, 1400060888), (20, 1050045666), (24, 875038055), (30, 700030444), (40, 525022833), (60, 350015222), (120, 175007611), (2633, 7976040), (5266, 3988020), (7899, 2658680), (10532, 1994010), (13165, 1595208), (15798, 1329340), (21064, 997005), (26330, 797604), (31596, 664670), (39495, 531736), (52660, 398802), (63192, 332335), (66467, 315960), (78990, 265868), (105320, 199401), (132934, 157980)]