21435408

素因数分解:

$2^4\times 3^3\times {\mathrm{29}}^2\times {\mathrm{59}}^1$

素因数の和:134

約数の個数: 120

約数和(自身を含む): 64802400

約数和(自身を除く): 43366992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 36, 48, 54, 58, 59, 72, 87, 108, 116, 118, 144, 174, 177, 216, 232, 236, 261, 348, 354, 432, 464, 472, 522, 531, 696, 708, 783, 841, 944, 1044, 1062, 1392, 1416, 1566, 1593, 1682, 1711, 2088, 2124, 2523, 2832, 3132, 3186, 3364, 3422, 4176, 4248, 5046, 5133, 6264, 6372, 6728, 6844, 7569, 8496, 10092, 10266, 12528, 12744, 13456, 13688, 15138, 15399, 20184, 20532, 22707, 25488, 27376, 30276, 30798, 40368, 41064, 45414, 46197, 49619, 60552, 61596, 82128, 90828, 92394, 99238, 121104, 123192, 148857, 181656, 184788, 198476, 246384, 297714, 363312, 369576, 396952, 446571, 595428, 739152, 793904, 893142, 1190856, 1339713, 1786284, 2381712, 2679426, 3572568, 5358852, 7145136, 10717704, 21435408]

約数ペア:

[(1, 21435408), (2, 10717704), (3, 7145136), (4, 5358852), (6, 3572568), (8, 2679426), (9, 2381712), (12, 1786284), (16, 1339713), (18, 1190856), (24, 893142), (27, 793904), (29, 739152), (36, 595428), (48, 446571), (54, 396952), (58, 369576), (59, 363312), (72, 297714), (87, 246384), (108, 198476), (116, 184788), (118, 181656), (144, 148857), (174, 123192), (177, 121104), (216, 99238), (232, 92394), (236, 90828), (261, 82128), (348, 61596), (354, 60552), (432, 49619), (464, 46197), (472, 45414), (522, 41064), (531, 40368), (696, 30798), (708, 30276), (783, 27376), (841, 25488), (944, 22707), (1044, 20532), (1062, 20184), (1392, 15399), (1416, 15138), (1566, 13688), (1593, 13456), (1682, 12744), (1711, 12528), (2088, 10266), (2124, 10092), (2523, 8496), (2832, 7569), (3132, 6844), (3186, 6728), (3364, 6372), (3422, 6264), (4176, 5133), (4248, 5046)]