21523872

素因数分解:

$2^5\times 3^1\times {\mathrm{139}}^1\times {\mathrm{1613}}^1$

素因数の和:1765

約数の個数: 48

約数和(自身を含む): 56941920

約数和(自身を除く): 35418048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 139, 278, 417, 556, 834, 1112, 1613, 1668, 2224, 3226, 3336, 4448, 4839, 6452, 6672, 9678, 12904, 13344, 19356, 25808, 38712, 51616, 77424, 154848, 224207, 448414, 672621, 896828, 1345242, 1793656, 2690484, 3587312, 5380968, 7174624, 10761936, 21523872]

約数ペア:

[(1, 21523872), (2, 10761936), (3, 7174624), (4, 5380968), (6, 3587312), (8, 2690484), (12, 1793656), (16, 1345242), (24, 896828), (32, 672621), (48, 448414), (96, 224207), (139, 154848), (278, 77424), (417, 51616), (556, 38712), (834, 25808), (1112, 19356), (1613, 13344), (1668, 12904), (2224, 9678), (3226, 6672), (3336, 6452), (4448, 4839)]