21392256

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:176

約数の個数: 128

約数和(自身を含む): 62791200

約数和(自身を除く): 41398944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 29, 32, 34, 48, 51, 58, 64, 68, 87, 96, 102, 113, 116, 128, 136, 174, 192, 204, 226, 232, 272, 339, 348, 384, 408, 452, 464, 493, 544, 678, 696, 816, 904, 928, 986, 1088, 1356, 1392, 1479, 1632, 1808, 1856, 1921, 1972, 2176, 2712, 2784, 2958, 3264, 3277, 3616, 3712, 3842, 3944, 5424, 5568, 5763, 5916, 6528, 6554, 7232, 7684, 7888, 9831, 10848, 11136, 11526, 11832, 13108, 14464, 15368, 15776, 19662, 21696, 23052, 23664, 26216, 30736, 31552, 39324, 43392, 46104, 47328, 52432, 55709, 61472, 63104, 78648, 92208, 94656, 104864, 111418, 122944, 157296, 167127, 184416, 189312, 209728, 222836, 245888, 314592, 334254, 368832, 419456, 445672, 629184, 668508, 737664, 891344, 1258368, 1337016, 1782688, 2674032, 3565376, 5348064, 7130752, 10696128, 21392256]

約数ペア:

[(1, 21392256), (2, 10696128), (3, 7130752), (4, 5348064), (6, 3565376), (8, 2674032), (12, 1782688), (16, 1337016), (17, 1258368), (24, 891344), (29, 737664), (32, 668508), (34, 629184), (48, 445672), (51, 419456), (58, 368832), (64, 334254), (68, 314592), (87, 245888), (96, 222836), (102, 209728), (113, 189312), (116, 184416), (128, 167127), (136, 157296), (174, 122944), (192, 111418), (204, 104864), (226, 94656), (232, 92208), (272, 78648), (339, 63104), (348, 61472), (384, 55709), (408, 52432), (452, 47328), (464, 46104), (493, 43392), (544, 39324), (678, 31552), (696, 30736), (816, 26216), (904, 23664), (928, 23052), (986, 21696), (1088, 19662), (1356, 15776), (1392, 15368), (1479, 14464), (1632, 13108), (1808, 11832), (1856, 11526), (1921, 11136), (1972, 10848), (2176, 9831), (2712, 7888), (2784, 7684), (2958, 7232), (3264, 6554), (3277, 6528), (3616, 5916), (3712, 5763), (3842, 5568), (3944, 5424)]