2141872

素因数分解:

$2^4\times {\mathrm{263}}^1\times {\mathrm{509}}^1$

素因数の和:780

約数の個数: 20

約数和(自身を含む): 4173840

約数和(自身を除く): 2031968

約数列:

[1, 2, 4, 8, 16, 263, 509, 526, 1018, 1052, 2036, 2104, 4072, 4208, 8144, 133867, 267734, 535468, 1070936, 2141872]

約数ペア:

[(1, 2141872), (2, 1070936), (4, 535468), (8, 267734), (16, 133867), (263, 8144), (509, 4208), (526, 4072), (1018, 2104), (1052, 2036)]