21775536

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:179

約数の個数: 120

約数和(自身を含む): 64563824

約数和(自身を除く): 42788288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 61, 67, 72, 74, 111, 122, 134, 144, 148, 183, 201, 222, 244, 268, 296, 333, 366, 402, 444, 488, 536, 549, 592, 603, 666, 732, 804, 888, 976, 1072, 1098, 1206, 1332, 1464, 1608, 1776, 2196, 2257, 2412, 2479, 2664, 2928, 3216, 4087, 4392, 4514, 4824, 4958, 5328, 6771, 7437, 8174, 8784, 9028, 9648, 9916, 12261, 13542, 14874, 16348, 18056, 19832, 20313, 22311, 24522, 27084, 29748, 32696, 36112, 36783, 39664, 40626, 44622, 49044, 54168, 59496, 65392, 73566, 81252, 89244, 98088, 108336, 118992, 147132, 151219, 162504, 178488, 196176, 294264, 302438, 325008, 356976, 453657, 588528, 604876, 907314, 1209752, 1360971, 1814628, 2419504, 2721942, 3629256, 5443884, 7258512, 10887768, 21775536]

約数ペア:

[(1, 21775536), (2, 10887768), (3, 7258512), (4, 5443884), (6, 3629256), (8, 2721942), (9, 2419504), (12, 1814628), (16, 1360971), (18, 1209752), (24, 907314), (36, 604876), (37, 588528), (48, 453657), (61, 356976), (67, 325008), (72, 302438), (74, 294264), (111, 196176), (122, 178488), (134, 162504), (144, 151219), (148, 147132), (183, 118992), (201, 108336), (222, 98088), (244, 89244), (268, 81252), (296, 73566), (333, 65392), (366, 59496), (402, 54168), (444, 49044), (488, 44622), (536, 40626), (549, 39664), (592, 36783), (603, 36112), (666, 32696), (732, 29748), (804, 27084), (888, 24522), (976, 22311), (1072, 20313), (1098, 19832), (1206, 18056), (1332, 16348), (1464, 14874), (1608, 13542), (1776, 12261), (2196, 9916), (2257, 9648), (2412, 9028), (2479, 8784), (2664, 8174), (2928, 7437), (3216, 6771), (4087, 5328), (4392, 4958), (4514, 4824)]