21555922

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{4831}}^1$

素因数の和:4953

約数の個数: 16

約数和(自身を含む): 34094592

約数和(自身を除く): 12538670

約数列:

[1, 2, 23, 46, 97, 194, 2231, 4462, 4831, 9662, 111113, 222226, 468607, 937214, 10777961, 21555922]

約数ペア:

[(1, 21555922), (2, 10777961), (23, 937214), (46, 468607), (97, 222226), (194, 111113), (2231, 9662), (4462, 4831)]