33978021

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{21013}}^1$

素因数の和:21041

約数の個数: 24

約数和(自身を含む): 57494304

約数和(自身を除く): 23516283

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 21013, 63039, 147091, 231143, 441273, 693429, 1029637, 1618001, 3088911, 4854003, 11326007, 33978021]

約数ペア:

[(1, 33978021), (3, 11326007), (7, 4854003), (11, 3088911), (21, 1618001), (33, 1029637), (49, 693429), (77, 441273), (147, 231143), (231, 147091), (539, 63039), (1617, 21013)]