21292404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{253481}}^1$

素因数の和:253495

約数の個数: 24

約数和(自身を含む): 56779968

約数和(自身を除く): 35487564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 253481, 506962, 760443, 1013924, 1520886, 1774367, 3041772, 3548734, 5323101, 7097468, 10646202, 21292404]

約数ペア:

[(1, 21292404), (2, 10646202), (3, 7097468), (4, 5323101), (6, 3548734), (7, 3041772), (12, 1774367), (14, 1520886), (21, 1013924), (28, 760443), (42, 506962), (84, 253481)]