21884016

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:251

約数の個数: 160

約数和(自身を含む): 73138176

約数和(自身を除く): 51254160

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 31, 33, 42, 44, 48, 56, 62, 66, 77, 84, 88, 93, 112, 124, 132, 154, 168, 176, 186, 191, 217, 231, 248, 264, 308, 336, 341, 372, 382, 434, 462, 496, 528, 573, 616, 651, 682, 744, 764, 868, 924, 1023, 1146, 1232, 1302, 1337, 1364, 1488, 1528, 1736, 1848, 2046, 2101, 2292, 2387, 2604, 2674, 2728, 3056, 3472, 3696, 4011, 4092, 4202, 4584, 4774, 5208, 5348, 5456, 5921, 6303, 7161, 8022, 8184, 8404, 9168, 9548, 10416, 10696, 11842, 12606, 14322, 14707, 16044, 16368, 16808, 17763, 19096, 21392, 23684, 25212, 28644, 29414, 32088, 33616, 35526, 38192, 41447, 44121, 47368, 50424, 57288, 58828, 64176, 65131, 71052, 82894, 88242, 94736, 100848, 114576, 117656, 124341, 130262, 142104, 165788, 176484, 195393, 235312, 248682, 260524, 284208, 331576, 352968, 390786, 455917, 497364, 521048, 663152, 705936, 781572, 911834, 994728, 1042096, 1367751, 1563144, 1823668, 1989456, 2735502, 3126288, 3647336, 5471004, 7294672, 10942008, 21884016]

約数ペア:

[(1, 21884016), (2, 10942008), (3, 7294672), (4, 5471004), (6, 3647336), (7, 3126288), (8, 2735502), (11, 1989456), (12, 1823668), (14, 1563144), (16, 1367751), (21, 1042096), (22, 994728), (24, 911834), (28, 781572), (31, 705936), (33, 663152), (42, 521048), (44, 497364), (48, 455917), (56, 390786), (62, 352968), (66, 331576), (77, 284208), (84, 260524), (88, 248682), (93, 235312), (112, 195393), (124, 176484), (132, 165788), (154, 142104), (168, 130262), (176, 124341), (186, 117656), (191, 114576), (217, 100848), (231, 94736), (248, 88242), (264, 82894), (308, 71052), (336, 65131), (341, 64176), (372, 58828), (382, 57288), (434, 50424), (462, 47368), (496, 44121), (528, 41447), (573, 38192), (616, 35526), (651, 33616), (682, 32088), (744, 29414), (764, 28644), (868, 25212), (924, 23684), (1023, 21392), (1146, 19096), (1232, 17763), (1302, 16808), (1337, 16368), (1364, 16044), (1488, 14707), (1528, 14322), (1736, 12606), (1848, 11842), (2046, 10696), (2101, 10416), (2292, 9548), (2387, 9168), (2604, 8404), (2674, 8184), (2728, 8022), (3056, 7161), (3472, 6303), (3696, 5921), (4011, 5456), (4092, 5348), (4202, 5208), (4584, 4774)]