21000634468

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{3637}}^1\times {\mathrm{131231}}^1$

素因数の和:134883

約数の個数: 24

約数和(自身を含む): 40103449344

約数和(自身を除く): 19102814876

約数列:

[1, 2, 4, 11, 22, 44, 3637, 7274, 14548, 40007, 80014, 131231, 160028, 262462, 524924, 1443541, 2887082, 5774164, 477287147, 954574294, 1909148588, 5250158617, 10500317234, 21000634468]

約数ペア:

[(1, 21000634468), (2, 10500317234), (4, 5250158617), (11, 1909148588), (22, 954574294), (44, 477287147), (3637, 5774164), (7274, 2887082), (14548, 1443541), (40007, 524924), (80014, 262462), (131231, 160028)]