21641952

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:268

約数の個数: 96

約数和(自身を含む): 61236000

約数和(自身を除く): 39594048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 89, 96, 102, 136, 149, 178, 204, 267, 272, 298, 356, 408, 447, 534, 544, 596, 712, 816, 894, 1068, 1192, 1424, 1513, 1632, 1788, 2136, 2384, 2533, 2848, 3026, 3576, 4272, 4539, 4768, 5066, 6052, 7152, 7599, 8544, 9078, 10132, 12104, 13261, 14304, 15198, 18156, 20264, 24208, 26522, 30396, 36312, 39783, 40528, 48416, 53044, 60792, 72624, 79566, 81056, 106088, 121584, 145248, 159132, 212176, 225437, 243168, 318264, 424352, 450874, 636528, 676311, 901748, 1273056, 1352622, 1803496, 2705244, 3606992, 5410488, 7213984, 10820976, 21641952]

約数ペア:

[(1, 21641952), (2, 10820976), (3, 7213984), (4, 5410488), (6, 3606992), (8, 2705244), (12, 1803496), (16, 1352622), (17, 1273056), (24, 901748), (32, 676311), (34, 636528), (48, 450874), (51, 424352), (68, 318264), (89, 243168), (96, 225437), (102, 212176), (136, 159132), (149, 145248), (178, 121584), (204, 106088), (267, 81056), (272, 79566), (298, 72624), (356, 60792), (408, 53044), (447, 48416), (534, 40528), (544, 39783), (596, 36312), (712, 30396), (816, 26522), (894, 24208), (1068, 20264), (1192, 18156), (1424, 15198), (1513, 14304), (1632, 13261), (1788, 12104), (2136, 10132), (2384, 9078), (2533, 8544), (2848, 7599), (3026, 7152), (3576, 6052), (4272, 5066), (4539, 4768)]