21715470

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{34469}}^1$

素因数の和:34489

約数の個数: 48

約数和(自身を含む): 64527840

約数和(自身を除く): 42812370

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 34469, 68938, 103407, 172345, 206814, 241283, 310221, 344690, 482566, 517035, 620442, 723849, 1034070, 1206415, 1447698, 1551105, 2171547, 2412830, 3102210, 3619245, 4343094, 7238490, 10857735, 21715470]

約数ペア:

[(1, 21715470), (2, 10857735), (3, 7238490), (5, 4343094), (6, 3619245), (7, 3102210), (9, 2412830), (10, 2171547), (14, 1551105), (15, 1447698), (18, 1206415), (21, 1034070), (30, 723849), (35, 620442), (42, 517035), (45, 482566), (63, 344690), (70, 310221), (90, 241283), (105, 206814), (126, 172345), (210, 103407), (315, 68938), (630, 34469)]