20533527

素因数分解:

$3^3\times 7^1\times {\mathrm{108643}}^1$

素因数の和:108659

約数の個数: 16

約数和(自身を含む): 34766080

約数和(自身を除く): 14232553

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 108643, 325929, 760501, 977787, 2281503, 2933361, 6844509, 20533527]

約数ペア:

[(1, 20533527), (3, 6844509), (7, 2933361), (9, 2281503), (21, 977787), (27, 760501), (63, 325929), (189, 108643)]