21259824

素因数分解:

$2^4\times 3^1\times {\mathrm{59}}^1\times {\mathrm{7507}}^1$

素因数の和:7577

約数の個数: 40

約数和(自身を含む): 55859520

約数和(自身を除く): 34599696

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 59, 118, 177, 236, 354, 472, 708, 944, 1416, 2832, 7507, 15014, 22521, 30028, 45042, 60056, 90084, 120112, 180168, 360336, 442913, 885826, 1328739, 1771652, 2657478, 3543304, 5314956, 7086608, 10629912, 21259824]

約数ペア:

[(1, 21259824), (2, 10629912), (3, 7086608), (4, 5314956), (6, 3543304), (8, 2657478), (12, 1771652), (16, 1328739), (24, 885826), (48, 442913), (59, 360336), (118, 180168), (177, 120112), (236, 90084), (354, 60056), (472, 45042), (708, 30028), (944, 22521), (1416, 15014), (2832, 7507)]