21846385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4463}}^1$

素因数の和:4568

約数の個数: 16

約数和(自身を含む): 28926720

約数和(自身を除く): 7080335

約数列:

[1, 5, 11, 55, 89, 445, 979, 4463, 4895, 22315, 49093, 245465, 397207, 1986035, 4369277, 21846385]

約数ペア:

[(1, 21846385), (5, 4369277), (11, 1986035), (55, 397207), (89, 245465), (445, 49093), (979, 22315), (4463, 4895)]