21954051

素因数分解:

$3^3\times 7^1\times {\mathrm{116159}}^1$

素因数の和:116175

約数の個数: 16

約数和(自身を含む): 37171200

約数和(自身を除く): 15217149

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 116159, 348477, 813113, 1045431, 2439339, 3136293, 7318017, 21954051]

約数ペア:

[(1, 21954051), (3, 7318017), (7, 3136293), (9, 2439339), (21, 1045431), (27, 813113), (63, 348477), (189, 116159)]