21314288

素因数分解:

$2^4\times {\mathrm{571}}^1\times {\mathrm{2333}}^1$

素因数の和:2912

約数の個数: 20

約数和(自身を含む): 41386488

約数和(自身を除く): 20072200

約数列:

[1, 2, 4, 8, 16, 571, 1142, 2284, 2333, 4568, 4666, 9136, 9332, 18664, 37328, 1332143, 2664286, 5328572, 10657144, 21314288]

約数ペア:

[(1, 21314288), (2, 10657144), (4, 5328572), (8, 2664286), (16, 1332143), (571, 37328), (1142, 18664), (2284, 9332), (2333, 9136), (4568, 4666)]