21314787

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{2473}}^1$

素因数の和:2519

約数の個数: 24

約数和(自身を含む): 32597424

約数和(自身を除く): 11282637

約数列:

[1, 3, 13, 17, 39, 51, 169, 221, 507, 663, 2473, 2873, 7419, 8619, 32149, 42041, 96447, 126123, 417937, 546533, 1253811, 1639599, 7104929, 21314787]

約数ペア:

[(1, 21314787), (3, 7104929), (13, 1639599), (17, 1253811), (39, 546533), (51, 417937), (169, 126123), (221, 96447), (507, 42041), (663, 32149), (2473, 8619), (2873, 7419)]