21167301105

素因数分解:

$3^5\times 5^1\times {\mathrm{17421647}}^1$

素因数の和:17421667

約数の個数: 24

約数和(自身を含む): 38048879232

約数和(自身を除く): 16881578127

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 17421647, 52264941, 87108235, 156794823, 261324705, 470384469, 783974115, 1411153407, 2351922345, 4233460221, 7055767035, 21167301105]

約数ペア:

[(1, 21167301105), (3, 7055767035), (5, 4233460221), (9, 2351922345), (15, 1411153407), (27, 783974115), (45, 470384469), (81, 261324705), (135, 156794823), (243, 87108235), (405, 52264941), (1215, 17421647)]