21741888

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{2311}}^1$

素因数の和:2340

約数の個数: 84

約数和(自身を含む): 66946272

約数和(自身を除く): 45204384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 147, 168, 192, 196, 224, 294, 336, 392, 448, 588, 672, 784, 1176, 1344, 1568, 2311, 2352, 3136, 4622, 4704, 6933, 9244, 9408, 13866, 16177, 18488, 27732, 32354, 36976, 48531, 55464, 64708, 73952, 97062, 110928, 113239, 129416, 147904, 194124, 221856, 226478, 258832, 339717, 388248, 443712, 452956, 517664, 679434, 776496, 905912, 1035328, 1358868, 1552992, 1811824, 2717736, 3105984, 3623648, 5435472, 7247296, 10870944, 21741888]

約数ペア:

[(1, 21741888), (2, 10870944), (3, 7247296), (4, 5435472), (6, 3623648), (7, 3105984), (8, 2717736), (12, 1811824), (14, 1552992), (16, 1358868), (21, 1035328), (24, 905912), (28, 776496), (32, 679434), (42, 517664), (48, 452956), (49, 443712), (56, 388248), (64, 339717), (84, 258832), (96, 226478), (98, 221856), (112, 194124), (147, 147904), (168, 129416), (192, 113239), (196, 110928), (224, 97062), (294, 73952), (336, 64708), (392, 55464), (448, 48531), (588, 36976), (672, 32354), (784, 27732), (1176, 18488), (1344, 16177), (1568, 13866), (2311, 9408), (2352, 9244), (3136, 6933), (4622, 4704)]