21233856

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:127

約数の個数: 168

約数和(自身を含む): 68220336

約数和(自身を除く): 46986480

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 37, 42, 48, 49, 56, 61, 64, 74, 84, 96, 98, 111, 112, 122, 147, 148, 168, 183, 192, 196, 222, 224, 244, 259, 294, 296, 336, 366, 392, 427, 444, 448, 488, 518, 588, 592, 672, 732, 777, 784, 854, 888, 976, 1036, 1176, 1184, 1281, 1344, 1464, 1554, 1568, 1708, 1776, 1813, 1952, 2072, 2257, 2352, 2368, 2562, 2928, 2989, 3108, 3136, 3416, 3552, 3626, 3904, 4144, 4514, 4704, 5124, 5439, 5856, 5978, 6216, 6771, 6832, 7104, 7252, 8288, 8967, 9028, 9408, 10248, 10878, 11712, 11956, 12432, 13542, 13664, 14504, 15799, 16576, 17934, 18056, 20496, 21756, 23912, 24864, 27084, 27328, 29008, 31598, 35868, 36112, 40992, 43512, 47397, 47824, 49728, 54168, 58016, 63196, 71736, 72224, 81984, 87024, 94794, 95648, 108336, 110593, 116032, 126392, 143472, 144448, 174048, 189588, 191296, 216672, 221186, 252784, 286944, 331779, 348096, 379176, 433344, 442372, 505568, 573888, 663558, 758352, 884744, 1011136, 1327116, 1516704, 1769488, 2654232, 3033408, 3538976, 5308464, 7077952, 10616928, 21233856]

約数ペア:

[(1, 21233856), (2, 10616928), (3, 7077952), (4, 5308464), (6, 3538976), (7, 3033408), (8, 2654232), (12, 1769488), (14, 1516704), (16, 1327116), (21, 1011136), (24, 884744), (28, 758352), (32, 663558), (37, 573888), (42, 505568), (48, 442372), (49, 433344), (56, 379176), (61, 348096), (64, 331779), (74, 286944), (84, 252784), (96, 221186), (98, 216672), (111, 191296), (112, 189588), (122, 174048), (147, 144448), (148, 143472), (168, 126392), (183, 116032), (192, 110593), (196, 108336), (222, 95648), (224, 94794), (244, 87024), (259, 81984), (294, 72224), (296, 71736), (336, 63196), (366, 58016), (392, 54168), (427, 49728), (444, 47824), (448, 47397), (488, 43512), (518, 40992), (588, 36112), (592, 35868), (672, 31598), (732, 29008), (777, 27328), (784, 27084), (854, 24864), (888, 23912), (976, 21756), (1036, 20496), (1176, 18056), (1184, 17934), (1281, 16576), (1344, 15799), (1464, 14504), (1554, 13664), (1568, 13542), (1708, 12432), (1776, 11956), (1813, 11712), (1952, 10878), (2072, 10248), (2257, 9408), (2352, 9028), (2368, 8967), (2562, 8288), (2928, 7252), (2989, 7104), (3108, 6832), (3136, 6771), (3416, 6216), (3552, 5978), (3626, 5856), (3904, 5439), (4144, 5124), (4514, 4704)]