21417103490

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73852081}}^1$

素因数の和:73852117

約数の個数: 16

約数和(自身を含む): 39880124280

約数和(自身を除く): 18463020790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 73852081, 147704162, 369260405, 738520810, 2141710349, 4283420698, 10708551745, 21417103490]

約数ペア:

[(1, 21417103490), (2, 10708551745), (5, 4283420698), (10, 2141710349), (29, 738520810), (58, 369260405), (145, 147704162), (290, 73852081)]