21608282

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{8009}}^1$

素因数の和:8101

約数の個数: 16

約数和(自身を含む): 34603200

約数和(自身を除く): 12994918

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 8009, 16018, 152171, 304342, 568639, 1137278, 10804141, 21608282]

約数ペア:

[(1, 21608282), (2, 10804141), (19, 1137278), (38, 568639), (71, 304342), (142, 152171), (1349, 16018), (2698, 8009)]