21103875982

素因数分解:

$2^1\times 7^1\times {\mathrm{2377}}^1\times {\mathrm{634169}}^1$

素因数の和:636555

約数の個数: 16

約数和(自身を含む): 36193350240

約数和(自身を除く): 15089474258

約数列:

[1, 2, 7, 14, 2377, 4754, 16639, 33278, 634169, 1268338, 4439183, 8878366, 1507419713, 3014839426, 10551937991, 21103875982]

約数ペア:

[(1, 21103875982), (2, 10551937991), (7, 3014839426), (14, 1507419713), (2377, 8878366), (4754, 4439183), (16639, 1268338), (33278, 634169)]