21293756

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{25471}}^1$

素因数の和:25505

約数の個数: 24

約数和(自身を含む): 42792960

約数和(自身を除く): 21499204

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 25471, 50942, 101884, 280181, 483949, 560362, 967898, 1120724, 1935796, 5323439, 10646878, 21293756]

約数ペア:

[(1, 21293756), (2, 10646878), (4, 5323439), (11, 1935796), (19, 1120724), (22, 967898), (38, 560362), (44, 483949), (76, 280181), (209, 101884), (418, 50942), (836, 25471)]