21821823

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3449}}^1$

素因数の和:3511

約数の個数: 24

約数和(自身を含む): 34086000

約数和(自身を除く): 12264177

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 2109, 3449, 6327, 10347, 31041, 65531, 127613, 196593, 382839, 589779, 1148517, 2424647, 7273941, 21821823]

約数ペア:

[(1, 21821823), (3, 7273941), (9, 2424647), (19, 1148517), (37, 589779), (57, 382839), (111, 196593), (171, 127613), (333, 65531), (703, 31041), (2109, 10347), (3449, 6327)]