21717276

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{258539}}^1$

素因数の和:258553

約数の個数: 24

約数和(自身を含む): 57912960

約数和(自身を除く): 36195684

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 258539, 517078, 775617, 1034156, 1551234, 1809773, 3102468, 3619546, 5429319, 7239092, 10858638, 21717276]

約数ペア:

[(1, 21717276), (2, 10858638), (3, 7239092), (4, 5429319), (6, 3619546), (7, 3102468), (12, 1809773), (14, 1551234), (21, 1034156), (28, 775617), (42, 517078), (84, 258539)]