21406380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{6047}}^1$

素因数の和:6118

約数の個数: 48

約数和(自身を含む): 60963840

約数和(自身を除く): 39557460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 177, 236, 295, 354, 590, 708, 885, 1180, 1770, 3540, 6047, 12094, 18141, 24188, 30235, 36282, 60470, 72564, 90705, 120940, 181410, 356773, 362820, 713546, 1070319, 1427092, 1783865, 2140638, 3567730, 4281276, 5351595, 7135460, 10703190, 21406380]

約数ペア:

[(1, 21406380), (2, 10703190), (3, 7135460), (4, 5351595), (5, 4281276), (6, 3567730), (10, 2140638), (12, 1783865), (15, 1427092), (20, 1070319), (30, 713546), (59, 362820), (60, 356773), (118, 181410), (177, 120940), (236, 90705), (295, 72564), (354, 60470), (590, 36282), (708, 30235), (885, 24188), (1180, 18141), (1770, 12094), (3540, 6047)]