21034272

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{277}}^1$

素因数の和:410

約数の個数: 96

約数和(自身を含む): 63891072

約数和(自身を除く): 42856800

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 113, 168, 224, 226, 277, 336, 339, 452, 554, 672, 678, 791, 831, 904, 1108, 1356, 1582, 1662, 1808, 1939, 2216, 2373, 2712, 3164, 3324, 3616, 3878, 4432, 4746, 5424, 5817, 6328, 6648, 7756, 8864, 9492, 10848, 11634, 12656, 13296, 15512, 18984, 23268, 25312, 26592, 31024, 31301, 37968, 46536, 62048, 62602, 75936, 93072, 93903, 125204, 186144, 187806, 219107, 250408, 375612, 438214, 500816, 657321, 751224, 876428, 1001632, 1314642, 1502448, 1752856, 2629284, 3004896, 3505712, 5258568, 7011424, 10517136, 21034272]

約数ペア:

[(1, 21034272), (2, 10517136), (3, 7011424), (4, 5258568), (6, 3505712), (7, 3004896), (8, 2629284), (12, 1752856), (14, 1502448), (16, 1314642), (21, 1001632), (24, 876428), (28, 751224), (32, 657321), (42, 500816), (48, 438214), (56, 375612), (84, 250408), (96, 219107), (112, 187806), (113, 186144), (168, 125204), (224, 93903), (226, 93072), (277, 75936), (336, 62602), (339, 62048), (452, 46536), (554, 37968), (672, 31301), (678, 31024), (791, 26592), (831, 25312), (904, 23268), (1108, 18984), (1356, 15512), (1582, 13296), (1662, 12656), (1808, 11634), (1939, 10848), (2216, 9492), (2373, 8864), (2712, 7756), (3164, 6648), (3324, 6328), (3616, 5817), (3878, 5424), (4432, 4746)]