21715696676

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{3527}}^1\times {\mathrm{81013}}^1$

素因数の和:84563

約数の個数: 24

約数和(自身を含む): 40014434880

約数和(自身を除く): 18298738204

約数列:

[1, 2, 4, 19, 38, 76, 3527, 7054, 14108, 67013, 81013, 134026, 162026, 268052, 324052, 1539247, 3078494, 6156988, 285732851, 571465702, 1142931404, 5428924169, 10857848338, 21715696676]

約数ペア:

[(1, 21715696676), (2, 10857848338), (4, 5428924169), (19, 1142931404), (38, 571465702), (76, 285732851), (3527, 6156988), (7054, 3078494), (14108, 1539247), (67013, 324052), (81013, 268052), (134026, 162026)]