53218221

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{133379}}^1$

素因数の和:133408

約数の個数: 16

約数和(自身を含む): 85363200

約数和(自身を除く): 32144979

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 133379, 400137, 933653, 2534201, 2800959, 7602603, 17739407, 53218221]

約数ペア:

[(1, 53218221), (3, 17739407), (7, 7602603), (19, 2800959), (21, 2534201), (57, 933653), (133, 400137), (399, 133379)]