2211921

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:166

約数の個数: 32

約数和(自身を含む): 3571200

約数和(自身を除く): 1359279

約数列:

[1, 3, 9, 17, 27, 51, 61, 79, 153, 183, 237, 459, 549, 711, 1037, 1343, 1647, 2133, 3111, 4029, 4819, 9333, 12087, 14457, 27999, 36261, 43371, 81923, 130113, 245769, 737307, 2211921]

約数ペア:

[(1, 2211921), (3, 737307), (9, 245769), (17, 130113), (27, 81923), (51, 43371), (61, 36261), (79, 27999), (153, 14457), (183, 12087), (237, 9333), (459, 4819), (549, 4029), (711, 3111), (1037, 2133), (1343, 1647)]