21365298

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{51607}}^1$

素因数の和:51638

約数の個数: 24

約数和(自身を含む): 48305088

約数和(自身を除く): 26939790

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 51607, 103214, 154821, 309642, 464463, 928926, 1186961, 2373922, 3560883, 7121766, 10682649, 21365298]

約数ペア:

[(1, 21365298), (2, 10682649), (3, 7121766), (6, 3560883), (9, 2373922), (18, 1186961), (23, 928926), (46, 464463), (69, 309642), (138, 154821), (207, 103214), (414, 51607)]