21446544

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:149

約数の個数: 160

約数和(自身を含む): 68567040

約数和(自身を除く): 47120496

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 31, 42, 48, 56, 58, 62, 71, 84, 87, 93, 112, 116, 124, 142, 168, 174, 186, 203, 213, 217, 232, 248, 284, 336, 348, 372, 406, 426, 434, 464, 496, 497, 568, 609, 651, 696, 744, 812, 852, 868, 899, 994, 1136, 1218, 1302, 1392, 1488, 1491, 1624, 1704, 1736, 1798, 1988, 2059, 2201, 2436, 2604, 2697, 2982, 3248, 3408, 3472, 3596, 3976, 4118, 4402, 4872, 5208, 5394, 5964, 6177, 6293, 6603, 7192, 7952, 8236, 8804, 9744, 10416, 10788, 11928, 12354, 12586, 13206, 14384, 14413, 15407, 16472, 17608, 18879, 21576, 23856, 24708, 25172, 26412, 28826, 30814, 32944, 35216, 37758, 43152, 43239, 46221, 49416, 50344, 52824, 57652, 61628, 63829, 75516, 86478, 92442, 98832, 100688, 105648, 115304, 123256, 127658, 151032, 172956, 184884, 191487, 230608, 246512, 255316, 302064, 345912, 369768, 382974, 446803, 510632, 691824, 739536, 765948, 893606, 1021264, 1340409, 1531896, 1787212, 2680818, 3063792, 3574424, 5361636, 7148848, 10723272, 21446544]

約数ペア:

[(1, 21446544), (2, 10723272), (3, 7148848), (4, 5361636), (6, 3574424), (7, 3063792), (8, 2680818), (12, 1787212), (14, 1531896), (16, 1340409), (21, 1021264), (24, 893606), (28, 765948), (29, 739536), (31, 691824), (42, 510632), (48, 446803), (56, 382974), (58, 369768), (62, 345912), (71, 302064), (84, 255316), (87, 246512), (93, 230608), (112, 191487), (116, 184884), (124, 172956), (142, 151032), (168, 127658), (174, 123256), (186, 115304), (203, 105648), (213, 100688), (217, 98832), (232, 92442), (248, 86478), (284, 75516), (336, 63829), (348, 61628), (372, 57652), (406, 52824), (426, 50344), (434, 49416), (464, 46221), (496, 43239), (497, 43152), (568, 37758), (609, 35216), (651, 32944), (696, 30814), (744, 28826), (812, 26412), (852, 25172), (868, 24708), (899, 23856), (994, 21576), (1136, 18879), (1218, 17608), (1302, 16472), (1392, 15407), (1488, 14413), (1491, 14384), (1624, 13206), (1704, 12586), (1736, 12354), (1798, 11928), (1988, 10788), (2059, 10416), (2201, 9744), (2436, 8804), (2604, 8236), (2697, 7952), (2982, 7192), (3248, 6603), (3408, 6293), (3472, 6177), (3596, 5964), (3976, 5394), (4118, 5208), (4402, 4872)]