21446733

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{409}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 35896320

約数和(自身を除く): 14449587

約数列:

[1, 3, 7, 11, 21, 33, 77, 227, 231, 409, 681, 1227, 1589, 2497, 2863, 4499, 4767, 7491, 8589, 13497, 17479, 31493, 52437, 92843, 94479, 278529, 649901, 1021273, 1949703, 3063819, 7148911, 21446733]

約数ペア:

[(1, 21446733), (3, 7148911), (7, 3063819), (11, 1949703), (21, 1021273), (33, 649901), (77, 278529), (227, 94479), (231, 92843), (409, 52437), (681, 31493), (1227, 17479), (1589, 13497), (2497, 8589), (2863, 7491), (4499, 4767)]