21384048

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2053}}^1$

素因数の和:2102

約数の個数: 80

約数和(自身を含む): 65202176

約数和(自身を除く): 43818128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 2053, 2604, 3472, 4106, 5208, 6159, 8212, 10416, 12318, 14371, 16424, 24636, 28742, 32848, 43113, 49272, 57484, 63643, 86226, 98544, 114968, 127286, 172452, 190929, 229936, 254572, 344904, 381858, 445501, 509144, 689808, 763716, 891002, 1018288, 1336503, 1527432, 1782004, 2673006, 3054864, 3564008, 5346012, 7128016, 10692024, 21384048]

約数ペア:

[(1, 21384048), (2, 10692024), (3, 7128016), (4, 5346012), (6, 3564008), (7, 3054864), (8, 2673006), (12, 1782004), (14, 1527432), (16, 1336503), (21, 1018288), (24, 891002), (28, 763716), (31, 689808), (42, 509144), (48, 445501), (56, 381858), (62, 344904), (84, 254572), (93, 229936), (112, 190929), (124, 172452), (168, 127286), (186, 114968), (217, 98544), (248, 86226), (336, 63643), (372, 57484), (434, 49272), (496, 43113), (651, 32848), (744, 28742), (868, 24636), (1302, 16424), (1488, 14371), (1736, 12318), (2053, 10416), (2604, 8212), (3472, 6159), (4106, 5208)]