21384546

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{67247}}^1$

素因数の和:67305

約数の個数: 16

約数和(自身を含む): 43576704

約数和(自身を除く): 22192158

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 67247, 134494, 201741, 403482, 3564091, 7128182, 10692273, 21384546]

約数ペア:

[(1, 21384546), (2, 10692273), (3, 7128182), (6, 3564091), (53, 403482), (106, 201741), (159, 134494), (318, 67247)]