21324050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{283}}^1$

素因数の和:443

約数の個数: 48

約数和(自身を含む): 43738272

約数和(自身を除く): 22414222

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 137, 274, 275, 283, 550, 566, 685, 1370, 1415, 1507, 2830, 3014, 3113, 3425, 6226, 6850, 7075, 7535, 14150, 15070, 15565, 31130, 37675, 38771, 75350, 77542, 77825, 155650, 193855, 387710, 426481, 852962, 969275, 1938550, 2132405, 4264810, 10662025, 21324050]

約数ペア:

[(1, 21324050), (2, 10662025), (5, 4264810), (10, 2132405), (11, 1938550), (22, 969275), (25, 852962), (50, 426481), (55, 387710), (110, 193855), (137, 155650), (274, 77825), (275, 77542), (283, 75350), (550, 38771), (566, 37675), (685, 31130), (1370, 15565), (1415, 15070), (1507, 14150), (2830, 7535), (3014, 7075), (3113, 6850), (3425, 6226)]