21839950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{39709}}^1$

素因数の和:39732

約数の個数: 24

約数和(自身を含む): 44316360

約数和(自身を除く): 22476410

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 39709, 79418, 198545, 397090, 436799, 873598, 992725, 1985450, 2183995, 4367990, 10919975, 21839950]

約数ペア:

[(1, 21839950), (2, 10919975), (5, 4367990), (10, 2183995), (11, 1985450), (22, 992725), (25, 873598), (50, 436799), (55, 397090), (110, 198545), (275, 79418), (550, 39709)]