21204291240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1784873}}^1$

素因数の和:1784904

約数の個数: 128

約数和(自身を含む): 77106556800

約数和(自身を除く): 55902265560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 264, 270, 297, 330, 360, 396, 440, 495, 540, 594, 660, 792, 990, 1080, 1188, 1320, 1485, 1980, 2376, 2970, 3960, 5940, 11880, 1784873, 3569746, 5354619, 7139492, 8924365, 10709238, 14278984, 16063857, 17848730, 19633603, 21418476, 26773095, 32127714, 35697460, 39267206, 42836952, 48191571, 53546190, 58900809, 64255428, 71394920, 78534412, 80319285, 96383142, 98168015, 107092380, 117801618, 128510856, 157068824, 160638570, 176702427, 192766284, 196336030, 214184760, 235603236, 240957855, 294504045, 321277140, 353404854, 385532568, 392672060, 471206472, 481915710, 530107281, 589008090, 642554280, 706809708, 785344120, 883512135, 963831420, 1060214562, 1178016180, 1413619416, 1767024270, 1927662840, 2120429124, 2356032360, 2650536405, 3534048540, 4240858248, 5301072810, 7068097080, 10602145620, 21204291240]

約数ペア:

[(1, 21204291240), (2, 10602145620), (3, 7068097080), (4, 5301072810), (5, 4240858248), (6, 3534048540), (8, 2650536405), (9, 2356032360), (10, 2120429124), (11, 1927662840), (12, 1767024270), (15, 1413619416), (18, 1178016180), (20, 1060214562), (22, 963831420), (24, 883512135), (27, 785344120), (30, 706809708), (33, 642554280), (36, 589008090), (40, 530107281), (44, 481915710), (45, 471206472), (54, 392672060), (55, 385532568), (60, 353404854), (66, 321277140), (72, 294504045), (88, 240957855), (90, 235603236), (99, 214184760), (108, 196336030), (110, 192766284), (120, 176702427), (132, 160638570), (135, 157068824), (165, 128510856), (180, 117801618), (198, 107092380), (216, 98168015), (220, 96383142), (264, 80319285), (270, 78534412), (297, 71394920), (330, 64255428), (360, 58900809), (396, 53546190), (440, 48191571), (495, 42836952), (540, 39267206), (594, 35697460), (660, 32127714), (792, 26773095), (990, 21418476), (1080, 19633603), (1188, 17848730), (1320, 16063857), (1485, 14278984), (1980, 10709238), (2376, 8924365), (2970, 7139492), (3960, 5354619), (5940, 3569746), (11880, 1784873)]