2121036687

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{437237}}^1$

素因数の和:437268

約数の個数: 36

約数和(自身を含む): 3887920296

約数和(自身を除く): 1766883609

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 441, 539, 693, 1617, 4851, 437237, 1311711, 3060659, 3935133, 4809607, 9181977, 14428821, 21424613, 27545931, 33667249, 43286463, 64273839, 101001747, 192821517, 235670743, 303005241, 707012229, 2121036687]

約数ペア:

[(1, 2121036687), (3, 707012229), (7, 303005241), (9, 235670743), (11, 192821517), (21, 101001747), (33, 64273839), (49, 43286463), (63, 33667249), (77, 27545931), (99, 21424613), (147, 14428821), (231, 9181977), (441, 4809607), (539, 3935133), (693, 3060659), (1617, 1311711), (4851, 437237)]