21858216

素因数分解:

$2^3\times 3^1\times {\mathrm{83}}^1\times {\mathrm{10973}}^1$

素因数の和:11065

約数の個数: 32

約数和(自身を含む): 55308960

約数和(自身を除く): 33450744

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 83, 166, 249, 332, 498, 664, 996, 1992, 10973, 21946, 32919, 43892, 65838, 87784, 131676, 263352, 910759, 1821518, 2732277, 3643036, 5464554, 7286072, 10929108, 21858216]

約数ペア:

[(1, 21858216), (2, 10929108), (3, 7286072), (4, 5464554), (6, 3643036), (8, 2732277), (12, 1821518), (24, 910759), (83, 263352), (166, 131676), (249, 87784), (332, 65838), (498, 43892), (664, 32919), (996, 21946), (1992, 10973)]