21128202

素因数分解:

$2^1\times 3^4\times {\mathrm{41}}^1\times {\mathrm{3181}}^1$

素因数の和:3236

約数の個数: 40

約数和(自身を含む): 48512772

約数和(自身を除く): 27384570

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 81, 82, 123, 162, 246, 369, 738, 1107, 2214, 3181, 3321, 6362, 6642, 9543, 19086, 28629, 57258, 85887, 130421, 171774, 257661, 260842, 391263, 515322, 782526, 1173789, 2347578, 3521367, 7042734, 10564101, 21128202]

約数ペア:

[(1, 21128202), (2, 10564101), (3, 7042734), (6, 3521367), (9, 2347578), (18, 1173789), (27, 782526), (41, 515322), (54, 391263), (81, 260842), (82, 257661), (123, 171774), (162, 130421), (246, 85887), (369, 57258), (738, 28629), (1107, 19086), (2214, 9543), (3181, 6642), (3321, 6362)]