21086772

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{251033}}^1$

素因数の和:251047

約数の個数: 24

約数和(自身を含む): 56231616

約数和(自身を除く): 35144844

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 251033, 502066, 753099, 1004132, 1506198, 1757231, 3012396, 3514462, 5271693, 7028924, 10543386, 21086772]

約数ペア:

[(1, 21086772), (2, 10543386), (3, 7028924), (4, 5271693), (6, 3514462), (7, 3012396), (12, 1757231), (14, 1506198), (21, 1004132), (28, 753099), (42, 502066), (84, 251033)]