21000771096

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{1693}}^1$

素因数の和:2029

約数の個数: 128

約数和(自身を含む): 55076683200

約数和(自身を除く): 34075912104

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 61, 74, 111, 122, 148, 183, 222, 229, 244, 296, 366, 444, 458, 488, 687, 732, 888, 916, 1374, 1464, 1693, 1832, 2257, 2748, 3386, 4514, 5079, 5496, 6771, 6772, 8473, 9028, 10158, 13542, 13544, 13969, 16946, 18056, 20316, 25419, 27084, 27938, 33892, 40632, 41907, 50838, 54168, 55876, 62641, 67784, 83814, 101676, 103273, 111752, 125282, 167628, 187923, 203352, 206546, 250564, 309819, 335256, 375846, 387697, 413092, 501128, 516853, 619638, 751692, 775394, 826184, 1033706, 1163091, 1239276, 1503384, 1550559, 1550788, 2067412, 2326182, 2478552, 3101118, 3101576, 3821101, 4134824, 4652364, 6202236, 7642202, 9304728, 11463303, 12404472, 14344789, 15284404, 22926606, 23649517, 28689578, 30568808, 43034367, 45853212, 47299034, 57379156, 70948551, 86068734, 91706424, 94598068, 114758312, 141897102, 172137468, 189196136, 283794204, 344274936, 567588408, 875032129, 1750064258, 2625096387, 3500128516, 5250192774, 7000257032, 10500385548, 21000771096]

約数ペア:

[(1, 21000771096), (2, 10500385548), (3, 7000257032), (4, 5250192774), (6, 3500128516), (8, 2625096387), (12, 1750064258), (24, 875032129), (37, 567588408), (61, 344274936), (74, 283794204), (111, 189196136), (122, 172137468), (148, 141897102), (183, 114758312), (222, 94598068), (229, 91706424), (244, 86068734), (296, 70948551), (366, 57379156), (444, 47299034), (458, 45853212), (488, 43034367), (687, 30568808), (732, 28689578), (888, 23649517), (916, 22926606), (1374, 15284404), (1464, 14344789), (1693, 12404472), (1832, 11463303), (2257, 9304728), (2748, 7642202), (3386, 6202236), (4514, 4652364), (5079, 4134824), (5496, 3821101), (6771, 3101576), (6772, 3101118), (8473, 2478552), (9028, 2326182), (10158, 2067412), (13542, 1550788), (13544, 1550559), (13969, 1503384), (16946, 1239276), (18056, 1163091), (20316, 1033706), (25419, 826184), (27084, 775394), (27938, 751692), (33892, 619638), (40632, 516853), (41907, 501128), (50838, 413092), (54168, 387697), (55876, 375846), (62641, 335256), (67784, 309819), (83814, 250564), (101676, 206546), (103273, 203352), (111752, 187923), (125282, 167628)]