21584854

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{2039}}^1$

素因数の和:2187

約数の個数: 16

約数和(自身を含む): 33292800

約数和(自身を除く): 11707946

約数列:

[1, 2, 67, 79, 134, 158, 2039, 4078, 5293, 10586, 136613, 161081, 273226, 322162, 10792427, 21584854]

約数ペア:

[(1, 21584854), (2, 10792427), (67, 322162), (79, 273226), (134, 161081), (158, 136613), (2039, 10586), (4078, 5293)]