21473670231

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{519931}}^1$

素因数の和:520303

約数の個数: 24

約数和(自身を含む): 33498178896

約数和(自身を除く): 12024508665

約数列:

[1, 3, 9, 13, 39, 117, 353, 1059, 3177, 4589, 13767, 41301, 519931, 1559793, 4679379, 6759103, 20277309, 60831927, 183535643, 550606929, 1651820787, 2385963359, 7157890077, 21473670231]

約数ペア:

[(1, 21473670231), (3, 7157890077), (9, 2385963359), (13, 1651820787), (39, 550606929), (117, 183535643), (353, 60831927), (1059, 20277309), (3177, 6759103), (4589, 4679379), (13767, 1559793), (41301, 519931)]