21809969152

素因数分解:

$2^{11}\times {\mathrm{31}}^1\times {\mathrm{343529}}^1$

素因数の和:343582

約数の個数: 48

約数和(自身を含む): 45016171200

約数和(自身を除く): 23206202048

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1024, 1984, 2048, 3968, 7936, 15872, 31744, 63488, 343529, 687058, 1374116, 2748232, 5496464, 10649399, 10992928, 21298798, 21985856, 42597596, 43971712, 85195192, 87943424, 170390384, 175886848, 340780768, 351773696, 681561536, 703547392, 1363123072, 2726246144, 5452492288, 10904984576, 21809969152]

約数ペア:

[(1, 21809969152), (2, 10904984576), (4, 5452492288), (8, 2726246144), (16, 1363123072), (31, 703547392), (32, 681561536), (62, 351773696), (64, 340780768), (124, 175886848), (128, 170390384), (248, 87943424), (256, 85195192), (496, 43971712), (512, 42597596), (992, 21985856), (1024, 21298798), (1984, 10992928), (2048, 10649399), (3968, 5496464), (7936, 2748232), (15872, 1374116), (31744, 687058), (63488, 343529)]