21906346

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{2411}}^1$

素因数の和:2490

約数の個数: 32

約数和(自身を含む): 41679360

約数和(自身を除く): 19773014

約数列:

[1, 2, 7, 11, 14, 22, 59, 77, 118, 154, 413, 649, 826, 1298, 2411, 4543, 4822, 9086, 16877, 26521, 33754, 53042, 142249, 185647, 284498, 371294, 995743, 1564739, 1991486, 3129478, 10953173, 21906346]

約数ペア:

[(1, 21906346), (2, 10953173), (7, 3129478), (11, 1991486), (14, 1564739), (22, 995743), (59, 371294), (77, 284498), (118, 185647), (154, 142249), (413, 53042), (649, 33754), (826, 26521), (1298, 16877), (2411, 9086), (4543, 4822)]