21167691540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{1970921}}^1$

素因数の和:1971112

約数の個数: 48

約数和(自身を含む): 59600681280

約数和(自身を除く): 38432989740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 179, 358, 537, 716, 895, 1074, 1790, 2148, 2685, 3580, 5370, 10740, 1970921, 3941842, 5912763, 7883684, 9854605, 11825526, 19709210, 23651052, 29563815, 39418420, 59127630, 118255260, 352794859, 705589718, 1058384577, 1411179436, 1763974295, 2116769154, 3527948590, 4233538308, 5291922885, 7055897180, 10583845770, 21167691540]

約数ペア:

[(1, 21167691540), (2, 10583845770), (3, 7055897180), (4, 5291922885), (5, 4233538308), (6, 3527948590), (10, 2116769154), (12, 1763974295), (15, 1411179436), (20, 1058384577), (30, 705589718), (60, 352794859), (179, 118255260), (358, 59127630), (537, 39418420), (716, 29563815), (895, 23651052), (1074, 19709210), (1790, 11825526), (2148, 9854605), (2685, 7883684), (3580, 5912763), (5370, 3941842), (10740, 1970921)]