16921421045

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1180427}}^1$

素因数の和:1180540

約数の個数: 16

約数和(自身を含む): 21077722368

約数和(自身を除く): 4156301323

約数列:

[1, 5, 47, 61, 235, 305, 2867, 14335, 1180427, 5902135, 55480069, 72006047, 277400345, 360030235, 3384284209, 16921421045]

約数ペア:

[(1, 16921421045), (5, 3384284209), (47, 360030235), (61, 277400345), (235, 72006047), (305, 55480069), (2867, 5902135), (14335, 1180427)]