20940843

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{337}}^1$

素因数の和:627

約数の個数: 32

約数和(自身を含む): 35043840

約数和(自身を除く): 14102997

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 269, 337, 807, 1011, 1883, 2359, 2959, 3707, 5649, 7077, 8877, 11121, 20713, 25949, 62139, 77847, 90653, 271959, 634571, 997183, 1903713, 2991549, 6980281, 20940843]

約数ペア:

[(1, 20940843), (3, 6980281), (7, 2991549), (11, 1903713), (21, 997183), (33, 634571), (77, 271959), (231, 90653), (269, 77847), (337, 62139), (807, 25949), (1011, 20713), (1883, 11121), (2359, 8877), (2959, 7077), (3707, 5649)]