21043358280

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{2783513}}^1$

素因数の和:2783540

約数の個数: 128

約数和(自身を含む): 80165203200

約数和(自身を除く): 59121844920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 2783513, 5567026, 8350539, 11134052, 13917565, 16701078, 19484591, 22268104, 25051617, 27835130, 33402156, 38969182, 41752695, 50103234, 55670260, 58453773, 66804312, 75154851, 77938364, 83505390, 97422955, 100206468, 111340520, 116907546, 125258085, 150309702, 155876728, 167010780, 175361319, 194845910, 200412936, 233815092, 250516170, 292268865, 300619404, 334021560, 350722638, 375774255, 389691820, 467630184, 501032340, 526083957, 584537730, 601238808, 701445276, 751548510, 779383640, 876806595, 1002064680, 1052167914, 1169075460, 1402890552, 1503097020, 1753613190, 2104335828, 2338150920, 2630419785, 3006194040, 3507226380, 4208671656, 5260839570, 7014452760, 10521679140, 21043358280]

約数ペア:

[(1, 21043358280), (2, 10521679140), (3, 7014452760), (4, 5260839570), (5, 4208671656), (6, 3507226380), (7, 3006194040), (8, 2630419785), (9, 2338150920), (10, 2104335828), (12, 1753613190), (14, 1503097020), (15, 1402890552), (18, 1169075460), (20, 1052167914), (21, 1002064680), (24, 876806595), (27, 779383640), (28, 751548510), (30, 701445276), (35, 601238808), (36, 584537730), (40, 526083957), (42, 501032340), (45, 467630184), (54, 389691820), (56, 375774255), (60, 350722638), (63, 334021560), (70, 300619404), (72, 292268865), (84, 250516170), (90, 233815092), (105, 200412936), (108, 194845910), (120, 175361319), (126, 167010780), (135, 155876728), (140, 150309702), (168, 125258085), (180, 116907546), (189, 111340520), (210, 100206468), (216, 97422955), (252, 83505390), (270, 77938364), (280, 75154851), (315, 66804312), (360, 58453773), (378, 55670260), (420, 50103234), (504, 41752695), (540, 38969182), (630, 33402156), (756, 27835130), (840, 25051617), (945, 22268104), (1080, 19484591), (1260, 16701078), (1512, 13917565), (1890, 11134052), (2520, 8350539), (3780, 5567026), (7560, 2783513)]