21198962

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{4751}}^1$

素因数の和:4873

約数の個数: 16

約数和(自身を含む): 33530112

約数和(自身を除く): 12331150

約数列:

[1, 2, 23, 46, 97, 194, 2231, 4462, 4751, 9502, 109273, 218546, 460847, 921694, 10599481, 21198962]

約数ペア:

[(1, 21198962), (2, 10599481), (23, 921694), (46, 460847), (97, 218546), (194, 109273), (2231, 9502), (4462, 4751)]