21917374

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{7901}}^1$

素因数の和:7995

約数の個数: 16

約数和(自身を含む): 35084880

約数和(自身を除く): 13167506

約数列:

[1, 2, 19, 38, 73, 146, 1387, 2774, 7901, 15802, 150119, 300238, 576773, 1153546, 10958687, 21917374]

約数ペア:

[(1, 21917374), (2, 10958687), (19, 1153546), (38, 576773), (73, 300238), (146, 150119), (1387, 15802), (2774, 7901)]