21904234

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{593}}^1$

素因数の和:702

約数の個数: 32

約数和(自身を含む): 37977984

約数和(自身を除く): 16073750

約数列:

[1, 2, 11, 22, 23, 46, 73, 146, 253, 506, 593, 803, 1186, 1606, 1679, 3358, 6523, 13046, 13639, 18469, 27278, 36938, 43289, 86578, 150029, 300058, 476179, 952358, 995647, 1991294, 10952117, 21904234]

約数ペア:

[(1, 21904234), (2, 10952117), (11, 1991294), (22, 995647), (23, 952358), (46, 476179), (73, 300058), (146, 150029), (253, 86578), (506, 43289), (593, 36938), (803, 27278), (1186, 18469), (1606, 13639), (1679, 13046), (3358, 6523)]