21584040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{107}}^1$

素因数の和:203

約数の個数: 96

約数和(自身を含む): 66990240

約数和(自身を除く): 45406200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 107, 120, 123, 164, 205, 214, 246, 321, 328, 410, 428, 492, 535, 615, 642, 820, 856, 984, 1070, 1230, 1284, 1605, 1640, 1681, 2140, 2460, 2568, 3210, 3362, 4280, 4387, 4920, 5043, 6420, 6724, 8405, 8774, 10086, 12840, 13161, 13448, 16810, 17548, 20172, 21935, 25215, 26322, 33620, 35096, 40344, 43870, 50430, 52644, 65805, 67240, 87740, 100860, 105288, 131610, 175480, 179867, 201720, 263220, 359734, 526440, 539601, 719468, 899335, 1079202, 1438936, 1798670, 2158404, 2698005, 3597340, 4316808, 5396010, 7194680, 10792020, 21584040]

約数ペア:

[(1, 21584040), (2, 10792020), (3, 7194680), (4, 5396010), (5, 4316808), (6, 3597340), (8, 2698005), (10, 2158404), (12, 1798670), (15, 1438936), (20, 1079202), (24, 899335), (30, 719468), (40, 539601), (41, 526440), (60, 359734), (82, 263220), (107, 201720), (120, 179867), (123, 175480), (164, 131610), (205, 105288), (214, 100860), (246, 87740), (321, 67240), (328, 65805), (410, 52644), (428, 50430), (492, 43870), (535, 40344), (615, 35096), (642, 33620), (820, 26322), (856, 25215), (984, 21935), (1070, 20172), (1230, 17548), (1284, 16810), (1605, 13448), (1640, 13161), (1681, 12840), (2140, 10086), (2460, 8774), (2568, 8405), (3210, 6724), (3362, 6420), (4280, 5043), (4387, 4920)]