21795852

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4507}}^1$

素因数の和:4558

約数の個数: 48

約数和(自身を含む): 56548352

約数和(自身を除く): 34752500

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4507, 4836, 9014, 13521, 18028, 27042, 54084, 58591, 117182, 139717, 175773, 234364, 279434, 351546, 419151, 558868, 703092, 838302, 1676604, 1816321, 3632642, 5448963, 7265284, 10897926, 21795852]

約数ペア:

[(1, 21795852), (2, 10897926), (3, 7265284), (4, 5448963), (6, 3632642), (12, 1816321), (13, 1676604), (26, 838302), (31, 703092), (39, 558868), (52, 419151), (62, 351546), (78, 279434), (93, 234364), (124, 175773), (156, 139717), (186, 117182), (372, 58591), (403, 54084), (806, 27042), (1209, 18028), (1612, 13521), (2418, 9014), (4507, 4836)]