21132937

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:600

約数の個数: 16

約数和(自身を含む): 24793344

約数和(自身を除く): 3660407

約数列:

[1, 7, 71, 101, 421, 497, 707, 2947, 7171, 29891, 42521, 50197, 209237, 297647, 3018991, 21132937]

約数ペア:

[(1, 21132937), (7, 3018991), (71, 297647), (101, 209237), (421, 50197), (497, 42521), (707, 29891), (2947, 7171)]