21676557

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{44879}}^1$

素因数の和:44912

約数の個数: 16

約数和(自身を含む): 34467840

約数和(自身を除く): 12791283

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 44879, 134637, 314153, 942459, 1032217, 3096651, 7225519, 21676557]

約数ペア:

[(1, 21676557), (3, 7225519), (7, 3096651), (21, 1032217), (23, 942459), (69, 314153), (161, 134637), (483, 44879)]