21167685044

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1217}}^1\times {\mathrm{395303}}^1$

素因数の和:396535

約数の個数: 24

約数和(自身を含む): 40444342848

約数和(自身を除く): 19276657804

約数列:

[1, 2, 4, 11, 22, 44, 1217, 2434, 4868, 13387, 26774, 53548, 395303, 790606, 1581212, 4348333, 8696666, 17393332, 481083751, 962167502, 1924335004, 5291921261, 10583842522, 21167685044]

約数ペア:

[(1, 21167685044), (2, 10583842522), (4, 5291921261), (11, 1924335004), (22, 962167502), (44, 481083751), (1217, 17393332), (2434, 8696666), (4868, 4348333), (13387, 1581212), (26774, 790606), (53548, 395303)]