2021168996

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{6703}}^1$

素因数の和:6825

約数の個数: 72

約数和(自身を含む): 4493825280

約数和(自身を除く): 2472656284

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 89, 121, 154, 178, 242, 308, 356, 484, 623, 847, 979, 1246, 1694, 1958, 2492, 3388, 3916, 6703, 6853, 10769, 13406, 13706, 21538, 26812, 27412, 43076, 46921, 73733, 75383, 93842, 147466, 150766, 187684, 294932, 301532, 516131, 596567, 811063, 1032262, 1193134, 1622126, 2064524, 2386268, 3244252, 4175969, 5677441, 6562237, 8351938, 11354882, 13124474, 16703876, 22709764, 26248948, 45935659, 72184607, 91871318, 144369214, 183742636, 288738428, 505292249, 1010584498, 2021168996]

約数ペア:

[(1, 2021168996), (2, 1010584498), (4, 505292249), (7, 288738428), (11, 183742636), (14, 144369214), (22, 91871318), (28, 72184607), (44, 45935659), (77, 26248948), (89, 22709764), (121, 16703876), (154, 13124474), (178, 11354882), (242, 8351938), (308, 6562237), (356, 5677441), (484, 4175969), (623, 3244252), (847, 2386268), (979, 2064524), (1246, 1622126), (1694, 1193134), (1958, 1032262), (2492, 811063), (3388, 596567), (3916, 516131), (6703, 301532), (6853, 294932), (10769, 187684), (13406, 150766), (13706, 147466), (21538, 93842), (26812, 75383), (27412, 73733), (43076, 46921)]