21865452

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1747}}^1$

素因数の和:1910

約数の個数: 48

約数和(自身を含む): 58732800

約数和(自身を除く): 36867348

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 149, 298, 447, 596, 894, 1043, 1747, 1788, 2086, 3129, 3494, 4172, 5241, 6258, 6988, 10482, 12229, 12516, 20964, 24458, 36687, 48916, 73374, 146748, 260303, 520606, 780909, 1041212, 1561818, 1822121, 3123636, 3644242, 5466363, 7288484, 10932726, 21865452]

約数ペア:

[(1, 21865452), (2, 10932726), (3, 7288484), (4, 5466363), (6, 3644242), (7, 3123636), (12, 1822121), (14, 1561818), (21, 1041212), (28, 780909), (42, 520606), (84, 260303), (149, 146748), (298, 73374), (447, 48916), (596, 36687), (894, 24458), (1043, 20964), (1747, 12516), (1788, 12229), (2086, 10482), (3129, 6988), (3494, 6258), (4172, 5241)]