21888270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{243203}}^1$

素因数の和:243216

約数の個数: 24

約数和(自身を含む): 56909736

約数和(自身を除く): 35021466

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 243203, 486406, 729609, 1216015, 1459218, 2188827, 2432030, 3648045, 4377654, 7296090, 10944135, 21888270]

約数ペア:

[(1, 21888270), (2, 10944135), (3, 7296090), (5, 4377654), (6, 3648045), (9, 2432030), (10, 2188827), (15, 1459218), (18, 1216015), (30, 729609), (45, 486406), (90, 243203)]