21241512604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{881}}^1\times {\mathrm{14957}}^1$

素因数の和:15886

約数の個数: 48

約数和(自身を含む): 41373110016

約数和(自身を除く): 20131597412

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 881, 1612, 1762, 3524, 11453, 14957, 22906, 27311, 29914, 45812, 54622, 59828, 109244, 194441, 355043, 388882, 463667, 710086, 777764, 927334, 1420172, 1854668, 6027671, 12055342, 13177117, 24110684, 26354234, 52708468, 171302521, 342605042, 408490627, 685210084, 816981254, 1633962508, 5310378151, 10620756302, 21241512604]

約数ペア:

[(1, 21241512604), (2, 10620756302), (4, 5310378151), (13, 1633962508), (26, 816981254), (31, 685210084), (52, 408490627), (62, 342605042), (124, 171302521), (403, 52708468), (806, 26354234), (881, 24110684), (1612, 13177117), (1762, 12055342), (3524, 6027671), (11453, 1854668), (14957, 1420172), (22906, 927334), (27311, 777764), (29914, 710086), (45812, 463667), (54622, 388882), (59828, 355043), (109244, 194441)]