21037515239

素因数分解:

${\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1\times {\mathrm{73897}}^1$

素因数の和:74330

約数の個数: 16

約数和(自身を含む): 23091647040

約数和(自身を除く): 2054131801

約数列:

[1, 13, 61, 359, 793, 4667, 21899, 73897, 284687, 960661, 4507717, 26529023, 58600321, 344877299, 1618270403, 21037515239]

約数ペア:

[(1, 21037515239), (13, 1618270403), (61, 344877299), (359, 58600321), (793, 26529023), (4667, 4507717), (21899, 960661), (73897, 284687)]