21638115219

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{3565351}}^1$

素因数の和:3565395

約数の個数: 24

約数和(自身を含む): 35026018048

約数和(自身を除く): 13387902829

約数列:

[1, 3, 7, 17, 21, 51, 119, 289, 357, 867, 2023, 6069, 3565351, 10696053, 24957457, 60610967, 74872371, 181832901, 424276769, 1030386439, 1272830307, 3091159317, 7212705073, 21638115219]

約数ペア:

[(1, 21638115219), (3, 7212705073), (7, 3091159317), (17, 1272830307), (21, 1030386439), (51, 424276769), (119, 181832901), (289, 74872371), (357, 60610967), (867, 24957457), (2023, 10696053), (6069, 3565351)]