21842096

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{71849}}^1$

素因数の和:71876

約数の個数: 20

約数和(自身を含む): 44547000

約数和(自身を除く): 22704904

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 71849, 143698, 287396, 574792, 1149584, 1365131, 2730262, 5460524, 10921048, 21842096]

約数ペア:

[(1, 21842096), (2, 10921048), (4, 5460524), (8, 2730262), (16, 1365131), (19, 1149584), (38, 574792), (76, 287396), (152, 143698), (304, 71849)]