21043152

素因数分解:

$2^4\times 3^4\times {\mathrm{13}}^1\times {\mathrm{1249}}^1$

素因数の和:1282

約数の個数: 100

約数和(自身を含む): 65642500

約数和(自身を除く): 44599348

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 81, 104, 108, 117, 144, 156, 162, 208, 216, 234, 312, 324, 351, 432, 468, 624, 648, 702, 936, 1053, 1249, 1296, 1404, 1872, 2106, 2498, 2808, 3747, 4212, 4996, 5616, 7494, 8424, 9992, 11241, 14988, 16237, 16848, 19984, 22482, 29976, 32474, 33723, 44964, 48711, 59952, 64948, 67446, 89928, 97422, 101169, 129896, 134892, 146133, 179856, 194844, 202338, 259792, 269784, 292266, 389688, 404676, 438399, 539568, 584532, 779376, 809352, 876798, 1169064, 1315197, 1618704, 1753596, 2338128, 2630394, 3507192, 5260788, 7014384, 10521576, 21043152]

約数ペア:

[(1, 21043152), (2, 10521576), (3, 7014384), (4, 5260788), (6, 3507192), (8, 2630394), (9, 2338128), (12, 1753596), (13, 1618704), (16, 1315197), (18, 1169064), (24, 876798), (26, 809352), (27, 779376), (36, 584532), (39, 539568), (48, 438399), (52, 404676), (54, 389688), (72, 292266), (78, 269784), (81, 259792), (104, 202338), (108, 194844), (117, 179856), (144, 146133), (156, 134892), (162, 129896), (208, 101169), (216, 97422), (234, 89928), (312, 67446), (324, 64948), (351, 59952), (432, 48711), (468, 44964), (624, 33723), (648, 32474), (702, 29976), (936, 22482), (1053, 19984), (1249, 16848), (1296, 16237), (1404, 14988), (1872, 11241), (2106, 9992), (2498, 8424), (2808, 7494), (3747, 5616), (4212, 4996)]