21511776

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1567}}^1$

素因数の和:1604

約数の個数: 96

約数和(自身を含む): 66382848

約数和(自身を除く): 44871072

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 32, 33, 39, 44, 48, 52, 66, 78, 88, 96, 104, 132, 143, 156, 176, 208, 264, 286, 312, 352, 416, 429, 528, 572, 624, 858, 1056, 1144, 1248, 1567, 1716, 2288, 3134, 3432, 4576, 4701, 6268, 6864, 9402, 12536, 13728, 17237, 18804, 20371, 25072, 34474, 37608, 40742, 50144, 51711, 61113, 68948, 75216, 81484, 103422, 122226, 137896, 150432, 162968, 206844, 224081, 244452, 275792, 325936, 413688, 448162, 488904, 551584, 651872, 672243, 827376, 896324, 977808, 1344486, 1654752, 1792648, 1955616, 2688972, 3585296, 5377944, 7170592, 10755888, 21511776]

約数ペア:

[(1, 21511776), (2, 10755888), (3, 7170592), (4, 5377944), (6, 3585296), (8, 2688972), (11, 1955616), (12, 1792648), (13, 1654752), (16, 1344486), (22, 977808), (24, 896324), (26, 827376), (32, 672243), (33, 651872), (39, 551584), (44, 488904), (48, 448162), (52, 413688), (66, 325936), (78, 275792), (88, 244452), (96, 224081), (104, 206844), (132, 162968), (143, 150432), (156, 137896), (176, 122226), (208, 103422), (264, 81484), (286, 75216), (312, 68948), (352, 61113), (416, 51711), (429, 50144), (528, 40742), (572, 37608), (624, 34474), (858, 25072), (1056, 20371), (1144, 18804), (1248, 17237), (1567, 13728), (1716, 12536), (2288, 9402), (3134, 6864), (3432, 6268), (4576, 4701)]