21695118

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{157211}}^1$

素因数の和:157239

約数の個数: 16

約数和(自身を含む): 45277056

約数和(自身を除く): 23581938

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 157211, 314422, 471633, 943266, 3615853, 7231706, 10847559, 21695118]

約数ペア:

[(1, 21695118), (2, 10847559), (3, 7231706), (6, 3615853), (23, 943266), (46, 471633), (69, 314422), (138, 157211)]