16665306

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{947}}^1$

素因数の和:1378

約数の個数: 32

約数和(自身を含む): 38223360

約数和(自身を除く): 21558054

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 419, 838, 947, 1257, 1894, 2514, 2841, 2933, 5682, 5866, 6629, 8799, 13258, 17598, 19887, 39774, 396793, 793586, 1190379, 2380758, 2777551, 5555102, 8332653, 16665306]

約数ペア:

[(1, 16665306), (2, 8332653), (3, 5555102), (6, 2777551), (7, 2380758), (14, 1190379), (21, 793586), (42, 396793), (419, 39774), (838, 19887), (947, 17598), (1257, 13258), (1894, 8799), (2514, 6629), (2841, 5866), (2933, 5682)]