21290622

素因数分解:

$2^1\times 3^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{439}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 43718400

約数和(自身を除く): 22427778

約数列:

[1, 2, 3, 6, 59, 118, 137, 177, 274, 354, 411, 439, 822, 878, 1317, 2634, 8083, 16166, 24249, 25901, 48498, 51802, 60143, 77703, 120286, 155406, 180429, 360858, 3548437, 7096874, 10645311, 21290622]

約数ペア:

[(1, 21290622), (2, 10645311), (3, 7096874), (6, 3548437), (59, 360858), (118, 180429), (137, 155406), (177, 120286), (274, 77703), (354, 60143), (411, 51802), (439, 48498), (822, 25901), (878, 24249), (1317, 16166), (2634, 8083)]