21282952

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{673}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 41248800

約数和(自身を除く): 19965848

約数列:

[1, 2, 4, 8, 59, 67, 118, 134, 236, 268, 472, 536, 673, 1346, 2692, 3953, 5384, 7906, 15812, 31624, 39707, 45091, 79414, 90182, 158828, 180364, 317656, 360728, 2660369, 5320738, 10641476, 21282952]

約数ペア:

[(1, 21282952), (2, 10641476), (4, 5320738), (8, 2660369), (59, 360728), (67, 317656), (118, 180364), (134, 158828), (236, 90182), (268, 79414), (472, 45091), (536, 39707), (673, 31624), (1346, 15812), (2692, 7906), (3953, 5384)]