21797496

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{709}}^1$

素因数の和:789

約数の個数: 96

約数和(自身を含む): 68671200

約数和(自身を除く): 46873704

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 61, 63, 72, 84, 122, 126, 168, 183, 244, 252, 366, 427, 488, 504, 549, 709, 732, 854, 1098, 1281, 1418, 1464, 1708, 2127, 2196, 2562, 2836, 3416, 3843, 4254, 4392, 4963, 5124, 5672, 6381, 7686, 8508, 9926, 10248, 12762, 14889, 15372, 17016, 19852, 25524, 29778, 30744, 39704, 43249, 44667, 51048, 59556, 86498, 89334, 119112, 129747, 172996, 178668, 259494, 302743, 345992, 357336, 389241, 518988, 605486, 778482, 908229, 1037976, 1210972, 1556964, 1816458, 2421944, 2724687, 3113928, 3632916, 5449374, 7265832, 10898748, 21797496]

約数ペア:

[(1, 21797496), (2, 10898748), (3, 7265832), (4, 5449374), (6, 3632916), (7, 3113928), (8, 2724687), (9, 2421944), (12, 1816458), (14, 1556964), (18, 1210972), (21, 1037976), (24, 908229), (28, 778482), (36, 605486), (42, 518988), (56, 389241), (61, 357336), (63, 345992), (72, 302743), (84, 259494), (122, 178668), (126, 172996), (168, 129747), (183, 119112), (244, 89334), (252, 86498), (366, 59556), (427, 51048), (488, 44667), (504, 43249), (549, 39704), (709, 30744), (732, 29778), (854, 25524), (1098, 19852), (1281, 17016), (1418, 15372), (1464, 14889), (1708, 12762), (2127, 10248), (2196, 9926), (2562, 8508), (2836, 7686), (3416, 6381), (3843, 5672), (4254, 5124), (4392, 4963)]