21244244

素因数分解:

$2^2\times 7^2\times {\mathrm{283}}^1\times {\mathrm{383}}^1$

素因数の和:684

約数の個数: 36

約数和(自身を含む): 43513344

約数和(自身を除く): 22269100

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 283, 383, 566, 766, 1132, 1532, 1981, 2681, 3962, 5362, 7924, 10724, 13867, 18767, 27734, 37534, 55468, 75068, 108389, 216778, 433556, 758723, 1517446, 3034892, 5311061, 10622122, 21244244]

約数ペア:

[(1, 21244244), (2, 10622122), (4, 5311061), (7, 3034892), (14, 1517446), (28, 758723), (49, 433556), (98, 216778), (196, 108389), (283, 75068), (383, 55468), (566, 37534), (766, 27734), (1132, 18767), (1532, 13867), (1981, 10724), (2681, 7924), (3962, 5362)]