21946617

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2879}}^1$

素因数の和:2914

約数の個数: 36

約数和(自身を含む): 39836160

約数和(自身を除く): 17889543

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 121, 231, 363, 693, 847, 1089, 2541, 2879, 7623, 8637, 20153, 25911, 31669, 60459, 95007, 181377, 221683, 285021, 348359, 665049, 1045077, 1995147, 2438513, 3135231, 7315539, 21946617]

約数ペア:

[(1, 21946617), (3, 7315539), (7, 3135231), (9, 2438513), (11, 1995147), (21, 1045077), (33, 665049), (63, 348359), (77, 285021), (99, 221683), (121, 181377), (231, 95007), (363, 60459), (693, 31669), (847, 25911), (1089, 20153), (2541, 8637), (2879, 7623)]