21000984042

素因数分解:

$2^1\times 3^1\times {\mathrm{111973}}^1\times {\mathrm{31259}}^1$

素因数の和:143237

約数の個数: 16

約数和(自身を含む): 42003686880

約数和(自身を除く): 21002702838

約数列:

[1, 2, 3, 6, 31259, 62518, 93777, 111973, 187554, 223946, 335919, 671838, 3500164007, 7000328014, 10500492021, 21000984042]

約数ペア:

[(1, 21000984042), (2, 10500492021), (3, 7000328014), (6, 3500164007), (31259, 671838), (62518, 335919), (93777, 223946), (111973, 187554)]