21639947007

素因数分解:

$3^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{6170501}}^1$

素因数の和:6170678

約数の個数: 16

約数和(自身を含む): 33172618752

約数和(自身を除く): 11532671745

約数列:

[1, 3, 7, 21, 167, 501, 1169, 3507, 6170501, 18511503, 43193507, 129580521, 1030473667, 3091421001, 7213315669, 21639947007]

約数ペア:

[(1, 21639947007), (3, 7213315669), (7, 3091421001), (21, 1030473667), (167, 129580521), (501, 43193507), (1169, 18511503), (3507, 6170501)]