212933121429

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{533666971}}^1$

素因数の和:533667000

約数の個数: 16

約数和(自身を含む): 341546862080

約数和(自身を除く): 128613740651

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 533666971, 1601000913, 3735668797, 10139672449, 11207006391, 30419017347, 70977707143, 212933121429]

約数ペア:

[(1, 212933121429), (3, 70977707143), (7, 30419017347), (19, 11207006391), (21, 10139672449), (57, 3735668797), (133, 1601000913), (399, 533666971)]