21948885

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1181}}^1$

素因数の和:1258

約数の個数: 48

約数和(自身を含む): 44254080

約数和(自身を除く): 22305195

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 59, 63, 105, 177, 295, 315, 413, 531, 885, 1181, 1239, 2065, 2655, 3543, 3717, 5905, 6195, 8267, 10629, 17715, 18585, 24801, 41335, 53145, 69679, 74403, 124005, 209037, 348395, 372015, 487753, 627111, 1045185, 1463259, 2438765, 3135555, 4389777, 7316295, 21948885]

約数ペア:

[(1, 21948885), (3, 7316295), (5, 4389777), (7, 3135555), (9, 2438765), (15, 1463259), (21, 1045185), (35, 627111), (45, 487753), (59, 372015), (63, 348395), (105, 209037), (177, 124005), (295, 74403), (315, 69679), (413, 53145), (531, 41335), (885, 24801), (1181, 18585), (1239, 17715), (2065, 10629), (2655, 8267), (3543, 6195), (3717, 5905)]