21109638

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{1409}}^1$

素因数の和:1652

約数の個数: 32

約数和(自身を含む): 46293120

約数和(自身を除く): 25183482

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 227, 454, 681, 1362, 1409, 2497, 2818, 4227, 4994, 7491, 8454, 14982, 15499, 30998, 46497, 92994, 319843, 639686, 959529, 1919058, 3518273, 7036546, 10554819, 21109638]

約数ペア:

[(1, 21109638), (2, 10554819), (3, 7036546), (6, 3518273), (11, 1919058), (22, 959529), (33, 639686), (66, 319843), (227, 92994), (454, 46497), (681, 30998), (1362, 15499), (1409, 14982), (2497, 8454), (2818, 7491), (4227, 4994)]