21031859514

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{66137923}}^1$

素因数の和:66137981

約数の個数: 16

約数和(自身を含む): 42857374752

約数和(自身を除く): 21825515238

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 66137923, 132275846, 198413769, 396827538, 3505309919, 7010619838, 10515929757, 21031859514]

約数ペア:

[(1, 21031859514), (2, 10515929757), (3, 7010619838), (6, 3505309919), (53, 396827538), (106, 198413769), (159, 132275846), (318, 66137923)]