21088122

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{937}}^1$

素因数の和:995

約数の個数: 48

約数和(自身を含む): 47905536

約数和(自身を除く): 26817414

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 93, 121, 186, 242, 341, 363, 682, 726, 937, 1023, 1874, 2046, 2811, 3751, 5622, 7502, 10307, 11253, 20614, 22506, 29047, 30921, 58094, 61842, 87141, 113377, 174282, 226754, 319517, 340131, 639034, 680262, 958551, 1917102, 3514687, 7029374, 10544061, 21088122]

約数ペア:

[(1, 21088122), (2, 10544061), (3, 7029374), (6, 3514687), (11, 1917102), (22, 958551), (31, 680262), (33, 639034), (62, 340131), (66, 319517), (93, 226754), (121, 174282), (186, 113377), (242, 87141), (341, 61842), (363, 58094), (682, 30921), (726, 29047), (937, 22506), (1023, 20614), (1874, 11253), (2046, 10307), (2811, 7502), (3751, 5622)]