21017601

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{4517}}^1$

素因数の和:4581

約数の個数: 24

約数和(自身を含む): 33830784

約数和(自身を除く): 12813183

約数列:

[1, 3, 9, 11, 33, 47, 99, 141, 423, 517, 1551, 4517, 4653, 13551, 40653, 49687, 149061, 212299, 447183, 636897, 1910691, 2335289, 7005867, 21017601]

約数ペア:

[(1, 21017601), (3, 7005867), (9, 2335289), (11, 1910691), (33, 636897), (47, 447183), (99, 212299), (141, 149061), (423, 49687), (517, 40653), (1551, 13551), (4517, 4653)]