3210921

素因数分解:

$3^4\times 7^2\times {\mathrm{809}}^1$

素因数の和:835

約数の個数: 30

約数和(自身を含む): 5586570

約数和(自身を除く): 2375649

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 809, 1323, 2427, 3969, 5663, 7281, 16989, 21843, 39641, 50967, 65529, 118923, 152901, 356769, 458703, 1070307, 3210921]

約数ペア:

[(1, 3210921), (3, 1070307), (7, 458703), (9, 356769), (21, 152901), (27, 118923), (49, 65529), (63, 50967), (81, 39641), (147, 21843), (189, 16989), (441, 7281), (567, 5663), (809, 3969), (1323, 2427)]