21948363

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3469}}^1$

素因数の和:3531

約数の個数: 24

約数和(自身を含む): 34283600

約数和(自身を除く): 12335237

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 2109, 3469, 6327, 10407, 31221, 65911, 128353, 197733, 385059, 593199, 1155177, 2438707, 7316121, 21948363]

約数ペア:

[(1, 21948363), (3, 7316121), (9, 2438707), (19, 1155177), (37, 593199), (57, 385059), (111, 197733), (171, 128353), (333, 65911), (703, 31221), (2109, 10407), (3469, 6327)]