2100105

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 4268160

約数和(自身を除く): 2168055

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 59, 63, 105, 113, 177, 295, 315, 339, 413, 531, 565, 791, 885, 1017, 1239, 1695, 2065, 2373, 2655, 3717, 3955, 5085, 6195, 6667, 7119, 11865, 18585, 20001, 33335, 35595, 46669, 60003, 100005, 140007, 233345, 300015, 420021, 700035, 2100105]

約数ペア:

[(1, 2100105), (3, 700035), (5, 420021), (7, 300015), (9, 233345), (15, 140007), (21, 100005), (35, 60003), (45, 46669), (59, 35595), (63, 33335), (105, 20001), (113, 18585), (177, 11865), (295, 7119), (315, 6667), (339, 6195), (413, 5085), (531, 3955), (565, 3717), (791, 2655), (885, 2373), (1017, 2065), (1239, 1695)]