21328854

素因数分解:

$2^1\times 3^1\times {\mathrm{59}}^1\times {\mathrm{60251}}^1$

素因数の和:60315

約数の個数: 16

約数和(自身を含む): 43381440

約数和(自身を除く): 22052586

約数列:

[1, 2, 3, 6, 59, 118, 177, 354, 60251, 120502, 180753, 361506, 3554809, 7109618, 10664427, 21328854]

約数ペア:

[(1, 21328854), (2, 10664427), (3, 7109618), (6, 3554809), (59, 361506), (118, 180753), (177, 120502), (354, 60251)]