21162526

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1049}}^1$

素因数の和:1200

約数の個数: 32

約数和(自身を含む): 39916800

約数和(自身を除く): 18754274

約数列:

[1, 2, 7, 11, 14, 22, 77, 131, 154, 262, 917, 1049, 1441, 1834, 2098, 2882, 7343, 10087, 11539, 14686, 20174, 23078, 80773, 137419, 161546, 274838, 961933, 1511609, 1923866, 3023218, 10581263, 21162526]

約数ペア:

[(1, 21162526), (2, 10581263), (7, 3023218), (11, 1923866), (14, 1511609), (22, 961933), (77, 274838), (131, 161546), (154, 137419), (262, 80773), (917, 23078), (1049, 20174), (1441, 14686), (1834, 11539), (2098, 10087), (2882, 7343)]