21539336

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29587}}^1$

素因数の和:29613

約数の個数: 32

約数和(自身を含む): 49707840

約数和(自身を除く): 28168504

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 29587, 59174, 118348, 207109, 236696, 384631, 414218, 769262, 828436, 1538524, 1656872, 2692417, 3077048, 5384834, 10769668, 21539336]

約数ペア:

[(1, 21539336), (2, 10769668), (4, 5384834), (7, 3077048), (8, 2692417), (13, 1656872), (14, 1538524), (26, 828436), (28, 769262), (52, 414218), (56, 384631), (91, 236696), (104, 207109), (182, 118348), (364, 59174), (728, 29587)]