21086448

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1$

素因数の和:462

約数の個数: 80

約数和(自身を含む): 57901056

約数和(自身を除く): 36814608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 37, 48, 62, 74, 93, 111, 124, 148, 186, 222, 248, 296, 372, 383, 444, 496, 592, 744, 766, 888, 1147, 1149, 1488, 1532, 1776, 2294, 2298, 3064, 3441, 4588, 4596, 6128, 6882, 9176, 9192, 11873, 13764, 14171, 18352, 18384, 23746, 27528, 28342, 35619, 42513, 47492, 55056, 56684, 71238, 85026, 94984, 113368, 142476, 170052, 189968, 226736, 284952, 340104, 439301, 569904, 680208, 878602, 1317903, 1757204, 2635806, 3514408, 5271612, 7028816, 10543224, 21086448]

約数ペア:

[(1, 21086448), (2, 10543224), (3, 7028816), (4, 5271612), (6, 3514408), (8, 2635806), (12, 1757204), (16, 1317903), (24, 878602), (31, 680208), (37, 569904), (48, 439301), (62, 340104), (74, 284952), (93, 226736), (111, 189968), (124, 170052), (148, 142476), (186, 113368), (222, 94984), (248, 85026), (296, 71238), (372, 56684), (383, 55056), (444, 47492), (496, 42513), (592, 35619), (744, 28342), (766, 27528), (888, 23746), (1147, 18384), (1149, 18352), (1488, 14171), (1532, 13764), (1776, 11873), (2294, 9192), (2298, 9176), (3064, 6882), (3441, 6128), (4588, 4596)]