21337646

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{51047}}^1$

素因数の和:51079

約数の個数: 16

約数和(自身を含む): 36754560

約数和(自身を除く): 15416914

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 51047, 102094, 561517, 969893, 1123034, 1939786, 10668823, 21337646]

約数ペア:

[(1, 21337646), (2, 10668823), (11, 1939786), (19, 1123034), (22, 969893), (38, 561517), (209, 102094), (418, 51047)]