21030537

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{2539}}^1$

素因数の和:2804

約数の個数: 16

約数和(自身を含む): 30723840

約数和(自身を除く): 9693303

約数列:

[1, 3, 11, 33, 251, 753, 2539, 2761, 7617, 8283, 27929, 83787, 637289, 1911867, 7010179, 21030537]

約数ペア:

[(1, 21030537), (3, 7010179), (11, 1911867), (33, 637289), (251, 83787), (753, 27929), (2539, 8283), (2761, 7617)]