2721390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{12959}}^1$

素因数の和:12976

約数の個数: 32

約数和(自身を含む): 7464960

約数和(自身を除く): 4743570

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 12959, 25918, 38877, 64795, 77754, 90713, 129590, 181426, 194385, 272139, 388770, 453565, 544278, 907130, 1360695, 2721390]

約数ペア:

[(1, 2721390), (2, 1360695), (3, 907130), (5, 544278), (6, 453565), (7, 388770), (10, 272139), (14, 194385), (15, 181426), (21, 129590), (30, 90713), (35, 77754), (42, 64795), (70, 38877), (105, 25918), (210, 12959)]