21168360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{463}}^1$

素因数の和:607

約数の個数: 96

約数和(自身を含む): 69488640

約数和(自身を除く): 48320280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 127, 180, 254, 360, 381, 463, 508, 635, 762, 926, 1016, 1143, 1270, 1389, 1524, 1852, 1905, 2286, 2315, 2540, 2778, 3048, 3704, 3810, 4167, 4572, 4630, 5080, 5556, 5715, 6945, 7620, 8334, 9144, 9260, 11112, 11430, 13890, 15240, 16668, 18520, 20835, 22860, 27780, 33336, 41670, 45720, 55560, 58801, 83340, 117602, 166680, 176403, 235204, 294005, 352806, 470408, 529209, 588010, 705612, 882015, 1058418, 1176020, 1411224, 1764030, 2116836, 2352040, 2646045, 3528060, 4233672, 5292090, 7056120, 10584180, 21168360]

約数ペア:

[(1, 21168360), (2, 10584180), (3, 7056120), (4, 5292090), (5, 4233672), (6, 3528060), (8, 2646045), (9, 2352040), (10, 2116836), (12, 1764030), (15, 1411224), (18, 1176020), (20, 1058418), (24, 882015), (30, 705612), (36, 588010), (40, 529209), (45, 470408), (60, 352806), (72, 294005), (90, 235204), (120, 176403), (127, 166680), (180, 117602), (254, 83340), (360, 58801), (381, 55560), (463, 45720), (508, 41670), (635, 33336), (762, 27780), (926, 22860), (1016, 20835), (1143, 18520), (1270, 16668), (1389, 15240), (1524, 13890), (1852, 11430), (1905, 11112), (2286, 9260), (2315, 9144), (2540, 8334), (2778, 7620), (3048, 6945), (3704, 5715), (3810, 5556), (4167, 5080), (4572, 4630)]