21028422272

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67579}}^1$

素因数の和:67634

約数の個数: 128

約数和(自身を含む): 52112289600

約数和(自身を除く): 31083867328

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 26, 32, 34, 44, 52, 64, 68, 88, 104, 128, 136, 143, 176, 187, 208, 221, 272, 286, 352, 374, 416, 442, 544, 572, 704, 748, 832, 884, 1088, 1144, 1408, 1496, 1664, 1768, 2176, 2288, 2431, 2992, 3536, 4576, 4862, 5984, 7072, 9152, 9724, 11968, 14144, 18304, 19448, 23936, 28288, 38896, 67579, 77792, 135158, 155584, 270316, 311168, 540632, 743369, 878527, 1081264, 1148843, 1486738, 1757054, 2162528, 2297686, 2973476, 3514108, 4325056, 4595372, 5946952, 7028216, 8650112, 9190744, 9663797, 11893904, 12637273, 14056432, 14934959, 18381488, 19327594, 23787808, 25274546, 28112864, 29869918, 36762976, 38655188, 47575616, 50549092, 56225728, 59739836, 73525952, 77310376, 95151232, 101098184, 112451456, 119479672, 147051904, 154620752, 164284549, 202196368, 238959344, 309241504, 328569098, 404392736, 477918688, 618483008, 657138196, 808785472, 955837376, 1236966016, 1314276392, 1617570944, 1911674752, 2628552784, 5257105568, 10514211136, 21028422272]

約数ペア:

[(1, 21028422272), (2, 10514211136), (4, 5257105568), (8, 2628552784), (11, 1911674752), (13, 1617570944), (16, 1314276392), (17, 1236966016), (22, 955837376), (26, 808785472), (32, 657138196), (34, 618483008), (44, 477918688), (52, 404392736), (64, 328569098), (68, 309241504), (88, 238959344), (104, 202196368), (128, 164284549), (136, 154620752), (143, 147051904), (176, 119479672), (187, 112451456), (208, 101098184), (221, 95151232), (272, 77310376), (286, 73525952), (352, 59739836), (374, 56225728), (416, 50549092), (442, 47575616), (544, 38655188), (572, 36762976), (704, 29869918), (748, 28112864), (832, 25274546), (884, 23787808), (1088, 19327594), (1144, 18381488), (1408, 14934959), (1496, 14056432), (1664, 12637273), (1768, 11893904), (2176, 9663797), (2288, 9190744), (2431, 8650112), (2992, 7028216), (3536, 5946952), (4576, 4595372), (4862, 4325056), (5984, 3514108), (7072, 2973476), (9152, 2297686), (9724, 2162528), (11968, 1757054), (14144, 1486738), (18304, 1148843), (19448, 1081264), (23936, 878527), (28288, 743369), (38896, 540632), (67579, 311168), (77792, 270316), (135158, 155584)]