21897456

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{65171}}^1$

素因数の和:65189

約数の個数: 40

約数和(自身を含む): 64650624

約数和(自身を除く): 42753168

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 65171, 130342, 195513, 260684, 391026, 456197, 521368, 782052, 912394, 1042736, 1368591, 1564104, 1824788, 2737182, 3128208, 3649576, 5474364, 7299152, 10948728, 21897456]

約数ペア:

[(1, 21897456), (2, 10948728), (3, 7299152), (4, 5474364), (6, 3649576), (7, 3128208), (8, 2737182), (12, 1824788), (14, 1564104), (16, 1368591), (21, 1042736), (24, 912394), (28, 782052), (42, 521368), (48, 456197), (56, 391026), (84, 260684), (112, 195513), (168, 130342), (336, 65171)]