21593307

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{509}}^1$

素因数の和:770

約数の個数: 16

約数和(自身を含む): 29376000

約数和(自身を除く): 7782693

約数列:

[1, 3, 79, 179, 237, 509, 537, 1527, 14141, 40211, 42423, 91111, 120633, 273333, 7197769, 21593307]

約数ペア:

[(1, 21593307), (3, 7197769), (79, 273333), (179, 120633), (237, 91111), (509, 42423), (537, 40211), (1527, 14141)]