21609618

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{211859}}^1$

素因数の和:211881

約数の個数: 16

約数和(自身を含む): 45761760

約数和(自身を除く): 24152142

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 211859, 423718, 635577, 1271154, 3601603, 7203206, 10804809, 21609618]

約数ペア:

[(1, 21609618), (2, 10804809), (3, 7203206), (6, 3601603), (17, 1271154), (34, 635577), (51, 423718), (102, 211859)]