21022805

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5897}}^1$

素因数の和:5956

約数の個数: 16

約数和(自身を含む): 27177984

約数和(自身を除く): 6155179

約数列:

[1, 5, 23, 31, 115, 155, 713, 3565, 5897, 29485, 135631, 182807, 678155, 914035, 4204561, 21022805]

約数ペア:

[(1, 21022805), (5, 4204561), (23, 914035), (31, 678155), (115, 182807), (155, 135631), (713, 29485), (3565, 5897)]