21507606

素因数分解:

$2^1\times 3^4\times {\mathrm{132763}}^1$

素因数の和:132777

約数の個数: 20

約数和(自身を含む): 48193332

約数和(自身を除く): 26685726

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 132763, 265526, 398289, 796578, 1194867, 2389734, 3584601, 7169202, 10753803, 21507606]

約数ペア:

[(1, 21507606), (2, 10753803), (3, 7169202), (6, 3584601), (9, 2389734), (18, 1194867), (27, 796578), (54, 398289), (81, 265526), (162, 132763)]