21921801

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{34963}}^1$

素因数の和:34996

約数の個数: 16

約数和(自身を含む): 33565440

約数和(自身を除く): 11643639

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 34963, 104889, 384593, 664297, 1153779, 1992891, 7307267, 21921801]

約数ペア:

[(1, 21921801), (3, 7307267), (11, 1992891), (19, 1153779), (33, 664297), (57, 384593), (209, 104889), (627, 34963)]