21478512

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2141}}^1$

素因数の和:2182

約数の個数: 80

約数和(自身を含む): 63745920

約数和(自身を除く): 42267408

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 33, 38, 44, 48, 57, 66, 76, 88, 114, 132, 152, 176, 209, 228, 264, 304, 418, 456, 528, 627, 836, 912, 1254, 1672, 2141, 2508, 3344, 4282, 5016, 6423, 8564, 10032, 12846, 17128, 23551, 25692, 34256, 40679, 47102, 51384, 70653, 81358, 94204, 102768, 122037, 141306, 162716, 188408, 244074, 282612, 325432, 376816, 447469, 488148, 565224, 650864, 894938, 976296, 1130448, 1342407, 1789876, 1952592, 2684814, 3579752, 5369628, 7159504, 10739256, 21478512]

約数ペア:

[(1, 21478512), (2, 10739256), (3, 7159504), (4, 5369628), (6, 3579752), (8, 2684814), (11, 1952592), (12, 1789876), (16, 1342407), (19, 1130448), (22, 976296), (24, 894938), (33, 650864), (38, 565224), (44, 488148), (48, 447469), (57, 376816), (66, 325432), (76, 282612), (88, 244074), (114, 188408), (132, 162716), (152, 141306), (176, 122037), (209, 102768), (228, 94204), (264, 81358), (304, 70653), (418, 51384), (456, 47102), (528, 40679), (627, 34256), (836, 25692), (912, 23551), (1254, 17128), (1672, 12846), (2141, 10032), (2508, 8564), (3344, 6423), (4282, 5016)]