201221013

素因数分解:

$3^1\times 7^1\times {\mathrm{2887}}^1\times {\mathrm{3319}}^1$

素因数の和:6216

約数の個数: 16

約数和(自身を含む): 306821120

約数和(自身を除く): 105600107

約数列:

[1, 3, 7, 21, 2887, 3319, 8661, 9957, 20209, 23233, 60627, 69699, 9581953, 28745859, 67073671, 201221013]

約数ペア:

[(1, 201221013), (3, 67073671), (7, 28745859), (21, 9581953), (2887, 69699), (3319, 60627), (8661, 23233), (9957, 20209)]