21728946

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2657}}^1$

素因数の和:2738

約数の個数: 32

約数和(自身を含む): 45930240

約数和(自身を除く): 24201294

約数列:

[1, 2, 3, 6, 29, 47, 58, 87, 94, 141, 174, 282, 1363, 2657, 2726, 4089, 5314, 7971, 8178, 15942, 77053, 124879, 154106, 231159, 249758, 374637, 462318, 749274, 3621491, 7242982, 10864473, 21728946]

約数ペア:

[(1, 21728946), (2, 10864473), (3, 7242982), (6, 3621491), (29, 749274), (47, 462318), (58, 374637), (87, 249758), (94, 231159), (141, 154106), (174, 124879), (282, 77053), (1363, 15942), (2657, 8178), (2726, 7971), (4089, 5314)]