21096712

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28979}}^1$

素因数の和:29005

約数の個数: 32

約数和(自身を含む): 48686400

約数和(自身を除く): 27589688

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 28979, 57958, 115916, 202853, 231832, 376727, 405706, 753454, 811412, 1506908, 1622824, 2637089, 3013816, 5274178, 10548356, 21096712]

約数ペア:

[(1, 21096712), (2, 10548356), (4, 5274178), (7, 3013816), (8, 2637089), (13, 1622824), (14, 1506908), (26, 811412), (28, 753454), (52, 405706), (56, 376727), (91, 231832), (104, 202853), (182, 115916), (364, 57958), (728, 28979)]