2121878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2243}}^1$

素因数の和:2299

約数の個数: 16

約数和(自身を含む): 3554496

約数和(自身を除く): 1432618

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 2243, 4486, 24673, 49346, 96449, 192898, 1060939, 2121878]

約数ペア:

[(1, 2121878), (2, 1060939), (11, 192898), (22, 96449), (43, 49346), (86, 24673), (473, 4486), (946, 2243)]