21000337408

素因数分解:

$2^{11}\times {\mathrm{10254071}}^1$

素因数の和:10254093

約数の個数: 24

約数和(自身を含む): 41990424840

約数和(自身を除く): 20990087432

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 10254071, 20508142, 41016284, 82032568, 164065136, 328130272, 656260544, 1312521088, 2625042176, 5250084352, 10500168704, 21000337408]

約数ペア:

[(1, 21000337408), (2, 10500168704), (4, 5250084352), (8, 2625042176), (16, 1312521088), (32, 656260544), (64, 328130272), (128, 164065136), (256, 82032568), (512, 41016284), (1024, 20508142), (2048, 10254071)]