21734244

素因数分解:

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

素因数の和:104

約数の個数: 135

約数和(自身を含む): 67928553

約数和(自身を除く): 46194309

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 37, 42, 49, 54, 63, 74, 81, 84, 98, 108, 111, 126, 147, 148, 162, 189, 196, 222, 252, 259, 294, 324, 333, 378, 441, 444, 518, 567, 588, 666, 756, 777, 882, 999, 1036, 1134, 1323, 1332, 1369, 1554, 1764, 1813, 1998, 2268, 2331, 2646, 2738, 2997, 3108, 3626, 3969, 3996, 4107, 4662, 5292, 5439, 5476, 5994, 6993, 7252, 7938, 8214, 9324, 9583, 10878, 11988, 12321, 13986, 15876, 16317, 16428, 19166, 20979, 21756, 24642, 27972, 28749, 32634, 36963, 38332, 41958, 48951, 49284, 57498, 65268, 67081, 73926, 83916, 86247, 97902, 110889, 114996, 134162, 146853, 147852, 172494, 195804, 201243, 221778, 258741, 268324, 293706, 344988, 402486, 443556, 517482, 587412, 603729, 776223, 804972, 1034964, 1207458, 1552446, 1811187, 2414916, 3104892, 3622374, 5433561, 7244748, 10867122, 21734244]

約数ペア:

[(1, 21734244), (2, 10867122), (3, 7244748), (4, 5433561), (6, 3622374), (7, 3104892), (9, 2414916), (12, 1811187), (14, 1552446), (18, 1207458), (21, 1034964), (27, 804972), (28, 776223), (36, 603729), (37, 587412), (42, 517482), (49, 443556), (54, 402486), (63, 344988), (74, 293706), (81, 268324), (84, 258741), (98, 221778), (108, 201243), (111, 195804), (126, 172494), (147, 147852), (148, 146853), (162, 134162), (189, 114996), (196, 110889), (222, 97902), (252, 86247), (259, 83916), (294, 73926), (324, 67081), (333, 65268), (378, 57498), (441, 49284), (444, 48951), (518, 41958), (567, 38332), (588, 36963), (666, 32634), (756, 28749), (777, 27972), (882, 24642), (999, 21756), (1036, 20979), (1134, 19166), (1323, 16428), (1332, 16317), (1369, 15876), (1554, 13986), (1764, 12321), (1813, 11988), (1998, 10878), (2268, 9583), (2331, 9324), (2646, 8214), (2738, 7938), (2997, 7252), (3108, 6993), (3626, 5994), (3969, 5476), (3996, 5439), (4107, 5292)]