21893677

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1979}}^1$

素因数の和:2052

約数の個数: 16

約数和(自身を含む): 25280640

約数和(自身を除く): 3386963

約数列:

[1, 13, 23, 37, 299, 481, 851, 1979, 11063, 25727, 45517, 73223, 591721, 951899, 1684129, 21893677]

約数ペア:

[(1, 21893677), (13, 1684129), (23, 951899), (37, 591721), (299, 73223), (481, 45517), (851, 25727), (1979, 11063)]