2021693193

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1\times {\mathrm{1571}}^1$

素因数の和:2254

約数の個数: 48

約数和(自身を含む): 3337117056

約数和(自身を除く): 1315423863

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 647, 663, 1571, 1941, 1989, 4713, 5823, 8411, 10999, 14139, 20423, 25233, 26707, 32997, 61269, 75699, 80121, 98991, 142987, 183807, 240363, 347191, 428961, 1016437, 1041573, 1286883, 3049311, 3124719, 9147933, 13213681, 17279429, 39641043, 51838287, 118923129, 155514861, 224632577, 673897731, 2021693193]

約数ペア:

[(1, 2021693193), (3, 673897731), (9, 224632577), (13, 155514861), (17, 118923129), (39, 51838287), (51, 39641043), (117, 17279429), (153, 13213681), (221, 9147933), (647, 3124719), (663, 3049311), (1571, 1286883), (1941, 1041573), (1989, 1016437), (4713, 428961), (5823, 347191), (8411, 240363), (10999, 183807), (14139, 142987), (20423, 98991), (25233, 80121), (26707, 75699), (32997, 61269)]