2111751

素因数分解:

$3^4\times {\mathrm{29}}^2\times {\mathrm{31}}^1$

素因数の和:101

約数の個数: 30

約数和(自身を含む): 3372512

約数和(自身を除く): 1260761

約数列:

[1, 3, 9, 27, 29, 31, 81, 87, 93, 261, 279, 783, 837, 841, 899, 2349, 2511, 2523, 2697, 7569, 8091, 22707, 24273, 26071, 68121, 72819, 78213, 234639, 703917, 2111751]

約数ペア:

[(1, 2111751), (3, 703917), (9, 234639), (27, 78213), (29, 72819), (31, 68121), (81, 26071), (87, 24273), (93, 22707), (261, 8091), (279, 7569), (783, 2697), (837, 2523), (841, 2511), (899, 2349)]