21917896

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:84

約数の個数: 192

約数和(自身を含む): 62052480

約数和(自身を除く): 40134584

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 17, 22, 23, 26, 28, 34, 44, 46, 49, 52, 56, 68, 77, 88, 91, 92, 98, 104, 119, 136, 143, 154, 161, 182, 184, 187, 196, 221, 238, 253, 286, 299, 308, 322, 364, 374, 391, 392, 442, 476, 506, 539, 572, 598, 616, 637, 644, 728, 748, 782, 833, 884, 952, 1001, 1012, 1078, 1127, 1144, 1196, 1274, 1288, 1309, 1496, 1547, 1564, 1666, 1768, 1771, 2002, 2024, 2093, 2156, 2254, 2392, 2431, 2548, 2618, 2737, 3094, 3128, 3289, 3332, 3542, 4004, 4186, 4301, 4312, 4508, 4862, 5083, 5096, 5236, 5474, 6188, 6578, 6664, 7007, 7084, 8008, 8372, 8602, 9016, 9163, 9724, 10166, 10472, 10829, 10948, 12376, 12397, 13156, 14014, 14168, 14651, 16744, 17017, 17204, 18326, 19159, 19448, 20332, 21658, 21896, 23023, 24794, 26312, 28028, 29302, 30107, 34034, 34408, 35581, 36652, 38318, 40664, 43316, 46046, 49588, 55913, 56056, 58604, 60214, 68068, 71162, 73304, 76636, 86632, 92092, 99176, 111826, 117208, 119119, 120428, 136136, 142324, 153272, 161161, 184184, 210749, 223652, 238238, 240856, 249067, 284648, 322322, 391391, 421498, 447304, 476476, 498134, 644644, 782782, 842996, 952952, 996268, 1289288, 1565564, 1685992, 1992536, 2739737, 3131128, 5479474, 10958948, 21917896]

約数ペア:

[(1, 21917896), (2, 10958948), (4, 5479474), (7, 3131128), (8, 2739737), (11, 1992536), (13, 1685992), (14, 1565564), (17, 1289288), (22, 996268), (23, 952952), (26, 842996), (28, 782782), (34, 644644), (44, 498134), (46, 476476), (49, 447304), (52, 421498), (56, 391391), (68, 322322), (77, 284648), (88, 249067), (91, 240856), (92, 238238), (98, 223652), (104, 210749), (119, 184184), (136, 161161), (143, 153272), (154, 142324), (161, 136136), (182, 120428), (184, 119119), (187, 117208), (196, 111826), (221, 99176), (238, 92092), (253, 86632), (286, 76636), (299, 73304), (308, 71162), (322, 68068), (364, 60214), (374, 58604), (391, 56056), (392, 55913), (442, 49588), (476, 46046), (506, 43316), (539, 40664), (572, 38318), (598, 36652), (616, 35581), (637, 34408), (644, 34034), (728, 30107), (748, 29302), (782, 28028), (833, 26312), (884, 24794), (952, 23023), (1001, 21896), (1012, 21658), (1078, 20332), (1127, 19448), (1144, 19159), (1196, 18326), (1274, 17204), (1288, 17017), (1309, 16744), (1496, 14651), (1547, 14168), (1564, 14014), (1666, 13156), (1768, 12397), (1771, 12376), (2002, 10948), (2024, 10829), (2093, 10472), (2156, 10166), (2254, 9724), (2392, 9163), (2431, 9016), (2548, 8602), (2618, 8372), (2737, 8008), (3094, 7084), (3128, 7007), (3289, 6664), (3332, 6578), (3542, 6188), (4004, 5474), (4186, 5236), (4301, 5096), (4312, 5083), (4508, 4862)]