21948819

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{22651}}^1$

素因数の和:22690

約数の個数: 16

約数和(自身を含む): 32618880

約数和(自身を除く): 10670061

約数列:

[1, 3, 17, 19, 51, 57, 323, 969, 22651, 67953, 385067, 430369, 1155201, 1291107, 7316273, 21948819]

約数ペア:

[(1, 21948819), (3, 7316273), (17, 1291107), (19, 1155201), (51, 430369), (57, 385067), (323, 67953), (969, 22651)]