54180021

素因数分解:

$3^1\times 7^1\times {\mathrm{1447}}^1\times {\mathrm{1783}}^1$

素因数の和:3240

約数の個数: 16

約数和(自身を含む): 82663424

約数和(自身を除く): 28483403

約数列:

[1, 3, 7, 21, 1447, 1783, 4341, 5349, 10129, 12481, 30387, 37443, 2580001, 7740003, 18060007, 54180021]

約数ペア:

[(1, 54180021), (3, 18060007), (7, 7740003), (21, 2580001), (1447, 37443), (1783, 30387), (4341, 12481), (5349, 10129)]