2129919

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:155

約数の個数: 32

約数和(自身を含む): 3379200

約数和(自身を除く): 1249281

約数列:

[1, 3, 11, 19, 33, 43, 57, 79, 129, 209, 237, 473, 627, 817, 869, 1419, 1501, 2451, 2607, 3397, 4503, 8987, 10191, 16511, 26961, 37367, 49533, 64543, 112101, 193629, 709973, 2129919]

約数ペア:

[(1, 2129919), (3, 709973), (11, 193629), (19, 112101), (33, 64543), (43, 49533), (57, 37367), (79, 26961), (129, 16511), (209, 10191), (237, 8987), (473, 4503), (627, 3397), (817, 2607), (869, 2451), (1419, 1501)]