21930384

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{65269}}^1$

素因数の和:65287

約数の個数: 40

約数和(自身を含む): 64747840

約数和(自身を除く): 42817456

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 65269, 130538, 195807, 261076, 391614, 456883, 522152, 783228, 913766, 1044304, 1370649, 1566456, 1827532, 2741298, 3132912, 3655064, 5482596, 7310128, 10965192, 21930384]

約数ペア:

[(1, 21930384), (2, 10965192), (3, 7310128), (4, 5482596), (6, 3655064), (7, 3132912), (8, 2741298), (12, 1827532), (14, 1566456), (16, 1370649), (21, 1044304), (24, 913766), (28, 783228), (42, 522152), (48, 456883), (56, 391614), (84, 261076), (112, 195807), (168, 130538), (336, 65269)]