21849968

素因数分解:

$2^4\times 7^1\times {\mathrm{195089}}^1$

素因数の和:195104

約数の個数: 20

約数和(自身を含む): 48382320

約数和(自身を除く): 26532352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 195089, 390178, 780356, 1365623, 1560712, 2731246, 3121424, 5462492, 10924984, 21849968]

約数ペア:

[(1, 21849968), (2, 10924984), (4, 5462492), (7, 3121424), (8, 2731246), (14, 1560712), (16, 1365623), (28, 780356), (56, 390178), (112, 195089)]