21721008

素因数分解:

$2^4\times 3^1\times {\mathrm{452521}}^1$

素因数の和:452532

約数の個数: 20

約数和(自身を含む): 56112728

約数和(自身を除く): 34391720

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 452521, 905042, 1357563, 1810084, 2715126, 3620168, 5430252, 7240336, 10860504, 21721008]

約数ペア:

[(1, 21721008), (2, 10860504), (3, 7240336), (4, 5430252), (6, 3620168), (8, 2715126), (12, 1810084), (16, 1357563), (24, 905042), (48, 452521)]