21418113

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{10243}}^1$

素因数の和:10304

約数の個数: 16

約数和(自身を含む): 30977856

約数和(自身を除く): 9559743

約数列:

[1, 3, 17, 41, 51, 123, 697, 2091, 10243, 30729, 174131, 419963, 522393, 1259889, 7139371, 21418113]

約数ペア:

[(1, 21418113), (3, 7139371), (17, 1259889), (41, 522393), (51, 419963), (123, 174131), (697, 30729), (2091, 10243)]