21872448

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:181

約数の個数: 168

約数和(自身を含む): 71006208

約数和(自身を除く): 49133760

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 32, 36, 39, 46, 48, 52, 64, 69, 72, 78, 92, 96, 104, 117, 127, 138, 144, 156, 184, 192, 207, 208, 234, 254, 276, 288, 299, 312, 368, 381, 414, 416, 468, 508, 552, 576, 598, 624, 736, 762, 828, 832, 897, 936, 1016, 1104, 1143, 1196, 1248, 1472, 1524, 1651, 1656, 1794, 1872, 2032, 2208, 2286, 2392, 2496, 2691, 2921, 3048, 3302, 3312, 3588, 3744, 4064, 4416, 4572, 4784, 4953, 5382, 5842, 6096, 6604, 6624, 7176, 7488, 8128, 8763, 9144, 9568, 9906, 10764, 11684, 12192, 13208, 13248, 14352, 14859, 17526, 18288, 19136, 19812, 21528, 23368, 24384, 26289, 26416, 28704, 29718, 35052, 36576, 37973, 39624, 43056, 46736, 52578, 52832, 57408, 59436, 70104, 73152, 75946, 79248, 86112, 93472, 105156, 105664, 113919, 118872, 140208, 151892, 158496, 172224, 186944, 210312, 227838, 237744, 280416, 303784, 316992, 341757, 420624, 455676, 475488, 560832, 607568, 683514, 841248, 911352, 950976, 1215136, 1367028, 1682496, 1822704, 2430272, 2734056, 3645408, 5468112, 7290816, 10936224, 21872448]

約数ペア:

[(1, 21872448), (2, 10936224), (3, 7290816), (4, 5468112), (6, 3645408), (8, 2734056), (9, 2430272), (12, 1822704), (13, 1682496), (16, 1367028), (18, 1215136), (23, 950976), (24, 911352), (26, 841248), (32, 683514), (36, 607568), (39, 560832), (46, 475488), (48, 455676), (52, 420624), (64, 341757), (69, 316992), (72, 303784), (78, 280416), (92, 237744), (96, 227838), (104, 210312), (117, 186944), (127, 172224), (138, 158496), (144, 151892), (156, 140208), (184, 118872), (192, 113919), (207, 105664), (208, 105156), (234, 93472), (254, 86112), (276, 79248), (288, 75946), (299, 73152), (312, 70104), (368, 59436), (381, 57408), (414, 52832), (416, 52578), (468, 46736), (508, 43056), (552, 39624), (576, 37973), (598, 36576), (624, 35052), (736, 29718), (762, 28704), (828, 26416), (832, 26289), (897, 24384), (936, 23368), (1016, 21528), (1104, 19812), (1143, 19136), (1196, 18288), (1248, 17526), (1472, 14859), (1524, 14352), (1651, 13248), (1656, 13208), (1794, 12192), (1872, 11684), (2032, 10764), (2208, 9906), (2286, 9568), (2392, 9144), (2496, 8763), (2691, 8128), (2921, 7488), (3048, 7176), (3302, 6624), (3312, 6604), (3588, 6096), (3744, 5842), (4064, 5382), (4416, 4953), (4572, 4784)]