21118760880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{1795813}}^1$

素因数の和:1795843

約数の個数: 120

約数和(自身を含む): 76156880112

約数和(自身を除く): 55038119232

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2940, 3920, 5880, 11760, 1795813, 3591626, 5387439, 7183252, 8979065, 10774878, 12570691, 14366504, 17958130, 21549756, 25141382, 26937195, 28733008, 35916260, 37712073, 43099512, 50282764, 53874390, 62853455, 71832520, 75424146, 86199024, 87994837, 100565528, 107748780, 125706910, 143665040, 150848292, 175989674, 188560365, 201131056, 215497560, 251413820, 263984511, 301696584, 351979348, 377120730, 430995120, 439974185, 502827640, 527969022, 603393168, 703958696, 754241460, 879948370, 1005655280, 1055938044, 1319922555, 1407917392, 1508482920, 1759896740, 2111876088, 2639845110, 3016965840, 3519793480, 4223752176, 5279690220, 7039586960, 10559380440, 21118760880]

約数ペア:

[(1, 21118760880), (2, 10559380440), (3, 7039586960), (4, 5279690220), (5, 4223752176), (6, 3519793480), (7, 3016965840), (8, 2639845110), (10, 2111876088), (12, 1759896740), (14, 1508482920), (15, 1407917392), (16, 1319922555), (20, 1055938044), (21, 1005655280), (24, 879948370), (28, 754241460), (30, 703958696), (35, 603393168), (40, 527969022), (42, 502827640), (48, 439974185), (49, 430995120), (56, 377120730), (60, 351979348), (70, 301696584), (80, 263984511), (84, 251413820), (98, 215497560), (105, 201131056), (112, 188560365), (120, 175989674), (140, 150848292), (147, 143665040), (168, 125706910), (196, 107748780), (210, 100565528), (240, 87994837), (245, 86199024), (280, 75424146), (294, 71832520), (336, 62853455), (392, 53874390), (420, 50282764), (490, 43099512), (560, 37712073), (588, 35916260), (735, 28733008), (784, 26937195), (840, 25141382), (980, 21549756), (1176, 17958130), (1470, 14366504), (1680, 12570691), (1960, 10774878), (2352, 8979065), (2940, 7183252), (3920, 5387439), (5880, 3591626), (11760, 1795813)]