21645270

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{240503}}^1$

素因数の和:240516

約数の個数: 24

約数和(自身を含む): 56277936

約数和(自身を除く): 34632666

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 240503, 481006, 721509, 1202515, 1443018, 2164527, 2405030, 3607545, 4329054, 7215090, 10822635, 21645270]

約数ペア:

[(1, 21645270), (2, 10822635), (3, 7215090), (5, 4329054), (6, 3607545), (9, 2405030), (10, 2164527), (15, 1443018), (18, 1202515), (30, 721509), (45, 481006), (90, 240503)]