21911302

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{647}}^1$

素因数の和:756

約数の個数: 32

約数和(自身を含む): 39191040

約数和(自身を除く): 17279738

約数列:

[1, 2, 7, 14, 41, 59, 82, 118, 287, 413, 574, 647, 826, 1294, 2419, 4529, 4838, 9058, 16933, 26527, 33866, 38173, 53054, 76346, 185689, 267211, 371378, 534422, 1565093, 3130186, 10955651, 21911302]

約数ペア:

[(1, 21911302), (2, 10955651), (7, 3130186), (14, 1565093), (41, 534422), (59, 371378), (82, 267211), (118, 185689), (287, 76346), (413, 53054), (574, 38173), (647, 33866), (826, 26527), (1294, 16933), (2419, 9058), (4529, 4838)]