21302184

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{16747}}^1$

素因数の和:16809

約数の個数: 32

約数和(自身を含む): 54263520

約数和(自身を除く): 32961336

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 424, 636, 1272, 16747, 33494, 50241, 66988, 100482, 133976, 200964, 401928, 887591, 1775182, 2662773, 3550364, 5325546, 7100728, 10651092, 21302184]

約数ペア:

[(1, 21302184), (2, 10651092), (3, 7100728), (4, 5325546), (6, 3550364), (8, 2662773), (12, 1775182), (24, 887591), (53, 401928), (106, 200964), (159, 133976), (212, 100482), (318, 66988), (424, 50241), (636, 33494), (1272, 16747)]