21862731

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{38971}}^1$

素因数の和:39002

約数の個数: 16

約数和(自身を含む): 33671808

約数和(自身を除く): 11809077

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 38971, 116913, 428681, 662507, 1286043, 1987521, 7287577, 21862731]

約数ペア:

[(1, 21862731), (3, 7287577), (11, 1987521), (17, 1286043), (33, 662507), (51, 428681), (187, 116913), (561, 38971)]