21258192

素因数分解:

$2^4\times 3^1\times {\mathrm{442879}}^1$

素因数の和:442890

約数の個数: 20

約数和(自身を含む): 54917120

約数和(自身を除く): 33658928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 442879, 885758, 1328637, 1771516, 2657274, 3543032, 5314548, 7086064, 10629096, 21258192]

約数ペア:

[(1, 21258192), (2, 10629096), (3, 7086064), (4, 5314548), (6, 3543032), (8, 2657274), (12, 1771516), (16, 1328637), (24, 885758), (48, 442879)]