21992208

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:145

約数の個数: 160

約数和(自身を含む): 70114560

約数和(自身を除く): 48122352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 29, 37, 42, 48, 56, 58, 61, 74, 84, 87, 111, 112, 116, 122, 148, 168, 174, 183, 203, 222, 232, 244, 259, 296, 336, 348, 366, 406, 427, 444, 464, 488, 518, 592, 609, 696, 732, 777, 812, 854, 888, 976, 1036, 1073, 1218, 1281, 1392, 1464, 1554, 1624, 1708, 1769, 1776, 2072, 2146, 2257, 2436, 2562, 2928, 3108, 3219, 3248, 3416, 3538, 4144, 4292, 4514, 4872, 5124, 5307, 6216, 6438, 6771, 6832, 7076, 7511, 8584, 9028, 9744, 10248, 10614, 12383, 12432, 12876, 13542, 14152, 15022, 15799, 17168, 18056, 20496, 21228, 22533, 24766, 25752, 27084, 28304, 30044, 31598, 36112, 37149, 42456, 45066, 47397, 49532, 51504, 54168, 60088, 63196, 65453, 74298, 84912, 90132, 94794, 99064, 108336, 120176, 126392, 130906, 148596, 180264, 189588, 196359, 198128, 252784, 261812, 297192, 360528, 379176, 392718, 458171, 523624, 594384, 758352, 785436, 916342, 1047248, 1374513, 1570872, 1832684, 2749026, 3141744, 3665368, 5498052, 7330736, 10996104, 21992208]

約数ペア:

[(1, 21992208), (2, 10996104), (3, 7330736), (4, 5498052), (6, 3665368), (7, 3141744), (8, 2749026), (12, 1832684), (14, 1570872), (16, 1374513), (21, 1047248), (24, 916342), (28, 785436), (29, 758352), (37, 594384), (42, 523624), (48, 458171), (56, 392718), (58, 379176), (61, 360528), (74, 297192), (84, 261812), (87, 252784), (111, 198128), (112, 196359), (116, 189588), (122, 180264), (148, 148596), (168, 130906), (174, 126392), (183, 120176), (203, 108336), (222, 99064), (232, 94794), (244, 90132), (259, 84912), (296, 74298), (336, 65453), (348, 63196), (366, 60088), (406, 54168), (427, 51504), (444, 49532), (464, 47397), (488, 45066), (518, 42456), (592, 37149), (609, 36112), (696, 31598), (732, 30044), (777, 28304), (812, 27084), (854, 25752), (888, 24766), (976, 22533), (1036, 21228), (1073, 20496), (1218, 18056), (1281, 17168), (1392, 15799), (1464, 15022), (1554, 14152), (1624, 13542), (1708, 12876), (1769, 12432), (1776, 12383), (2072, 10614), (2146, 10248), (2257, 9744), (2436, 9028), (2562, 8584), (2928, 7511), (3108, 7076), (3219, 6832), (3248, 6771), (3416, 6438), (3538, 6216), (4144, 5307), (4292, 5124), (4514, 4872)]