21003606

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{89759}}^1$

素因数の和:89780

約数の個数: 24

約数和(自身を含む): 49008960

約数和(自身を除く): 28005354

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 89759, 179518, 269277, 538554, 807831, 1166867, 1615662, 2333734, 3500601, 7001202, 10501803, 21003606]

約数ペア:

[(1, 21003606), (2, 10501803), (3, 7001202), (6, 3500601), (9, 2333734), (13, 1615662), (18, 1166867), (26, 807831), (39, 538554), (78, 269277), (117, 179518), (234, 89759)]