321636

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{547}}^1$

素因数の和:568

約数の個数: 36

約数和(自身を含む): 874608

約数和(自身を除く): 552972

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 547, 588, 1094, 1641, 2188, 3282, 3829, 6564, 7658, 11487, 15316, 22974, 26803, 45948, 53606, 80409, 107212, 160818, 321636]

約数ペア:

[(1, 321636), (2, 160818), (3, 107212), (4, 80409), (6, 53606), (7, 45948), (12, 26803), (14, 22974), (21, 15316), (28, 11487), (42, 7658), (49, 6564), (84, 3829), (98, 3282), (147, 2188), (196, 1641), (294, 1094), (547, 588)]