2021066091

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:345

約数の個数: 72

約数和(自身を含む): 3332255472

約数和(自身を除く): 1311189381

約数列:

[1, 3, 9, 11, 33, 43, 61, 99, 129, 181, 183, 387, 473, 543, 549, 671, 1419, 1629, 1849, 1991, 2013, 2623, 4257, 5547, 5973, 6039, 7783, 7869, 11041, 16641, 17919, 20339, 23349, 23607, 28853, 33123, 61017, 70047, 85613, 86559, 99369, 112789, 121451, 183051, 256839, 259677, 334669, 338367, 364353, 474763, 770517, 1004007, 1015101, 1093059, 1240679, 1424289, 3012021, 3681359, 3722037, 4272867, 5222393, 11044077, 11166111, 15667179, 20414809, 33132231, 47001537, 61244427, 183733281, 224562899, 673688697, 2021066091]

約数ペア:

[(1, 2021066091), (3, 673688697), (9, 224562899), (11, 183733281), (33, 61244427), (43, 47001537), (61, 33132231), (99, 20414809), (129, 15667179), (181, 11166111), (183, 11044077), (387, 5222393), (473, 4272867), (543, 3722037), (549, 3681359), (671, 3012021), (1419, 1424289), (1629, 1240679), (1849, 1093059), (1991, 1015101), (2013, 1004007), (2623, 770517), (4257, 474763), (5547, 364353), (5973, 338367), (6039, 334669), (7783, 259677), (7869, 256839), (11041, 183051), (16641, 121451), (17919, 112789), (20339, 99369), (23349, 86559), (23607, 85613), (28853, 70047), (33123, 61017)]