21540684

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{3079}}^1$

素因数の和:3150

約数の個数: 48

約数和(自身を含む): 55883520

約数和(自身を除く): 34342836

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 53, 66, 106, 132, 159, 212, 318, 583, 636, 1166, 1749, 2332, 3079, 3498, 6158, 6996, 9237, 12316, 18474, 33869, 36948, 67738, 101607, 135476, 163187, 203214, 326374, 406428, 489561, 652748, 979122, 1795057, 1958244, 3590114, 5385171, 7180228, 10770342, 21540684]

約数ペア:

[(1, 21540684), (2, 10770342), (3, 7180228), (4, 5385171), (6, 3590114), (11, 1958244), (12, 1795057), (22, 979122), (33, 652748), (44, 489561), (53, 406428), (66, 326374), (106, 203214), (132, 163187), (159, 135476), (212, 101607), (318, 67738), (583, 36948), (636, 33869), (1166, 18474), (1749, 12316), (2332, 9237), (3079, 6996), (3498, 6158)]