21432262010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1\times {\mathrm{4583}}^1$

素因数の和:4923

約数の個数: 64

約数和(自身を含む): 41137182720

約数和(自身を除く): 19704920710

約数列:

[1, 2, 5, 10, 19, 38, 95, 151, 163, 190, 302, 326, 755, 815, 1510, 1630, 2869, 3097, 4583, 5738, 6194, 9166, 14345, 15485, 22915, 24613, 28690, 30970, 45830, 49226, 87077, 123065, 174154, 246130, 435385, 467647, 692033, 747029, 870770, 935294, 1384066, 1494058, 2338235, 3460165, 3735145, 4676470, 6920330, 7470290, 13148627, 14193551, 26297254, 28387102, 65743135, 70967755, 112801379, 131486270, 141935510, 225602758, 564006895, 1128013790, 2143226201, 4286452402, 10716131005, 21432262010]

約数ペア:

[(1, 21432262010), (2, 10716131005), (5, 4286452402), (10, 2143226201), (19, 1128013790), (38, 564006895), (95, 225602758), (151, 141935510), (163, 131486270), (190, 112801379), (302, 70967755), (326, 65743135), (755, 28387102), (815, 26297254), (1510, 14193551), (1630, 13148627), (2869, 7470290), (3097, 6920330), (4583, 4676470), (5738, 3735145), (6194, 3460165), (9166, 2338235), (14345, 1494058), (15485, 1384066), (22915, 935294), (24613, 870770), (28690, 747029), (30970, 692033), (45830, 467647), (49226, 435385), (87077, 246130), (123065, 174154)]