21033137320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1\times {\mathrm{3041}}^1$

素因数の和:3395

約数の個数: 128

約数和(自身を含む): 52250365440

約数和(自身を除く): 31217228120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 188, 235, 260, 283, 376, 470, 520, 566, 611, 940, 1132, 1222, 1415, 1880, 2264, 2444, 2830, 3041, 3055, 3679, 4888, 5660, 6082, 6110, 7358, 11320, 12164, 12220, 13301, 14716, 15205, 18395, 24328, 24440, 26602, 29432, 30410, 36790, 39533, 53204, 60820, 66505, 73580, 79066, 106408, 121640, 133010, 142927, 147160, 158132, 172913, 197665, 266020, 285854, 316264, 345826, 395330, 532040, 571708, 691652, 714635, 790660, 860603, 864565, 1143416, 1383304, 1429270, 1581320, 1721206, 1729130, 1858051, 2858540, 3442412, 3458260, 3716102, 4303015, 5717080, 6884824, 6916520, 7432204, 8606030, 9290255, 11187839, 14864408, 17212060, 18580510, 22375678, 34424120, 37161020, 40448341, 44751356, 55939195, 74322040, 80896682, 89502712, 111878390, 161793364, 202241705, 223756780, 323586728, 404483410, 447513560, 525828433, 808966820, 1051656866, 1617933640, 2103313732, 2629142165, 4206627464, 5258284330, 10516568660, 21033137320]

約数ペア:

[(1, 21033137320), (2, 10516568660), (4, 5258284330), (5, 4206627464), (8, 2629142165), (10, 2103313732), (13, 1617933640), (20, 1051656866), (26, 808966820), (40, 525828433), (47, 447513560), (52, 404483410), (65, 323586728), (94, 223756780), (104, 202241705), (130, 161793364), (188, 111878390), (235, 89502712), (260, 80896682), (283, 74322040), (376, 55939195), (470, 44751356), (520, 40448341), (566, 37161020), (611, 34424120), (940, 22375678), (1132, 18580510), (1222, 17212060), (1415, 14864408), (1880, 11187839), (2264, 9290255), (2444, 8606030), (2830, 7432204), (3041, 6916520), (3055, 6884824), (3679, 5717080), (4888, 4303015), (5660, 3716102), (6082, 3458260), (6110, 3442412), (7358, 2858540), (11320, 1858051), (12164, 1729130), (12220, 1721206), (13301, 1581320), (14716, 1429270), (15205, 1383304), (18395, 1143416), (24328, 864565), (24440, 860603), (26602, 790660), (29432, 714635), (30410, 691652), (36790, 571708), (39533, 532040), (53204, 395330), (60820, 345826), (66505, 316264), (73580, 285854), (79066, 266020), (106408, 197665), (121640, 172913), (133010, 158132), (142927, 147160)]