21572601

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{1381}}^1$

素因数の和:1552

約数の個数: 16

約数和(自身を含む): 29718528

約数和(自身を除く): 8145927

約数列:

[1, 3, 41, 123, 127, 381, 1381, 4143, 5207, 15621, 56621, 169863, 175387, 526161, 7190867, 21572601]

約数ペア:

[(1, 21572601), (3, 7190867), (41, 526161), (123, 175387), (127, 169863), (381, 56621), (1381, 15621), (4143, 5207)]