21492360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{263}}^1$

素因数の和:507

約数の個数: 96

約数和(自身を含む): 70424640

約数和(自身を除く): 48932280

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, 180, 227, 263, 360, 454, 526, 681, 789, 908, 1052, 1135, 1315, 1362, 1578, 1816, 2043, 2104, 2270, 2367, 2630, 2724, 3156, 3405, 3945, 4086, 4540, 4734, 5260, 5448, 6312, 6810, 7890, 8172, 9080, 9468, 10215, 10520, 11835, 13620, 15780, 16344, 18936, 20430, 23670, 27240, 31560, 40860, 47340, 59701, 81720, 94680, 119402, 179103, 238804, 298505, 358206, 477608, 537309, 597010, 716412, 895515, 1074618, 1194020, 1432824, 1791030, 2149236, 2388040, 2686545, 3582060, 4298472, 5373090, 7164120, 10746180, 21492360]

約数ペア:

[(1, 21492360), (2, 10746180), (3, 7164120), (4, 5373090), (5, 4298472), (6, 3582060), (8, 2686545), (9, 2388040), (10, 2149236), (12, 1791030), (15, 1432824), (18, 1194020), (20, 1074618), (24, 895515), (30, 716412), (36, 597010), (40, 537309), (45, 477608), (60, 358206), (72, 298505), (90, 238804), (120, 179103), (180, 119402), (227, 94680), (263, 81720), (360, 59701), (454, 47340), (526, 40860), (681, 31560), (789, 27240), (908, 23670), (1052, 20430), (1135, 18936), (1315, 16344), (1362, 15780), (1578, 13620), (1816, 11835), (2043, 10520), (2104, 10215), (2270, 9468), (2367, 9080), (2630, 8172), (2724, 7890), (3156, 6810), (3405, 6312), (3945, 5448), (4086, 5260), (4540, 4734)]