21691992

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{129119}}^1$

素因数の和:129135

約数の個数: 32

約数和(自身を含む): 61977600

約数和(自身を除く): 40285608

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 129119, 258238, 387357, 516476, 774714, 903833, 1032952, 1549428, 1807666, 2711499, 3098856, 3615332, 5422998, 7230664, 10845996, 21691992]

約数ペア:

[(1, 21691992), (2, 10845996), (3, 7230664), (4, 5422998), (6, 3615332), (7, 3098856), (8, 2711499), (12, 1807666), (14, 1549428), (21, 1032952), (24, 903833), (28, 774714), (42, 516476), (56, 387357), (84, 258238), (168, 129119)]