21464597

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{5689}}^1$

素因数の和:5721

約数の個数: 16

約数和(自身を含む): 27312000

約数和(自身を除く): 5847403

約数列:

[1, 7, 11, 49, 77, 343, 539, 3773, 5689, 39823, 62579, 278761, 438053, 1951327, 3066371, 21464597]

約数ペア:

[(1, 21464597), (7, 3066371), (11, 1951327), (49, 438053), (77, 278761), (343, 62579), (539, 39823), (3773, 5689)]