21000687206

素因数分解:

$2^1\times {\mathrm{167}}^1\times {\mathrm{911}}^1\times {\mathrm{69019}}^1$

素因数の和:70099

約数の個数: 16

約数和(自身を含む): 31724904960

約数和(自身を除く): 10724217754

約数列:

[1, 2, 167, 334, 911, 1822, 69019, 138038, 152137, 304274, 11526173, 23052346, 62876309, 125752618, 10500343603, 21000687206]

約数ペア:

[(1, 21000687206), (2, 10500343603), (167, 125752618), (334, 62876309), (911, 23052346), (1822, 11526173), (69019, 304274), (138038, 152137)]