2021855703

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{734953}}^1$

素因数の和:735094

約数の個数: 16

約数和(自身を含む): 3104445696

約数和(自身を除く): 1082589993

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 734953, 2204859, 5144671, 15434013, 96278843, 288836529, 673951901, 2021855703]

約数ペア:

[(1, 2021855703), (3, 673951901), (7, 288836529), (21, 96278843), (131, 15434013), (393, 5144671), (917, 2204859), (2751, 734953)]