2021061585

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{467}}^1$

素因数の和:774

約数の個数: 64

約数和(自身を含む): 3441844224

約数和(自身を除く): 1420782639

約数列:

[1, 3, 5, 15, 31, 41, 93, 123, 155, 205, 227, 465, 467, 615, 681, 1135, 1271, 1401, 2335, 3405, 3813, 6355, 7005, 7037, 9307, 14477, 19065, 19147, 21111, 27921, 35185, 43431, 46535, 57441, 72385, 95735, 105555, 106009, 139605, 217155, 287205, 288517, 318027, 530045, 593557, 865551, 1442585, 1590135, 1780671, 2967785, 3286279, 4327755, 4346369, 8903355, 9858837, 13039107, 16431395, 21731845, 49294185, 65195535, 134737439, 404212317, 673687195, 2021061585]

約数ペア:

[(1, 2021061585), (3, 673687195), (5, 404212317), (15, 134737439), (31, 65195535), (41, 49294185), (93, 21731845), (123, 16431395), (155, 13039107), (205, 9858837), (227, 8903355), (465, 4346369), (467, 4327755), (615, 3286279), (681, 2967785), (1135, 1780671), (1271, 1590135), (1401, 1442585), (2335, 865551), (3405, 593557), (3813, 530045), (6355, 318027), (7005, 288517), (7037, 287205), (9307, 217155), (14477, 139605), (19065, 106009), (19147, 105555), (21111, 95735), (27921, 72385), (35185, 57441), (43431, 46535)]