21241824

素因数分解:

$2^5\times 3^1\times {\mathrm{409}}^1\times {\mathrm{541}}^1$

素因数の和:963

約数の個数: 48

約数和(自身を含む): 55999440

約数和(自身を除く): 34757616

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 409, 541, 818, 1082, 1227, 1623, 1636, 2164, 2454, 3246, 3272, 4328, 4908, 6492, 6544, 8656, 9816, 12984, 13088, 17312, 19632, 25968, 39264, 51936, 221269, 442538, 663807, 885076, 1327614, 1770152, 2655228, 3540304, 5310456, 7080608, 10620912, 21241824]

約数ペア:

[(1, 21241824), (2, 10620912), (3, 7080608), (4, 5310456), (6, 3540304), (8, 2655228), (12, 1770152), (16, 1327614), (24, 885076), (32, 663807), (48, 442538), (96, 221269), (409, 51936), (541, 39264), (818, 25968), (1082, 19632), (1227, 17312), (1623, 13088), (1636, 12984), (2164, 9816), (2454, 8656), (3246, 6544), (3272, 6492), (4328, 4908)]