21855846

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^2\times {\mathrm{97}}^1$

素因数の和:213

約数の個数: 48

約数和(自身を含む): 47776176

約数和(自身を除く): 25920330

約数列:

[1, 2, 3, 6, 17, 34, 47, 51, 94, 97, 102, 141, 194, 282, 291, 582, 799, 1598, 1649, 2209, 2397, 3298, 4418, 4559, 4794, 4947, 6627, 9118, 9894, 13254, 13677, 27354, 37553, 75106, 77503, 112659, 155006, 214273, 225318, 232509, 428546, 465018, 642819, 1285638, 3642641, 7285282, 10927923, 21855846]

約数ペア:

[(1, 21855846), (2, 10927923), (3, 7285282), (6, 3642641), (17, 1285638), (34, 642819), (47, 465018), (51, 428546), (94, 232509), (97, 225318), (102, 214273), (141, 155006), (194, 112659), (282, 77503), (291, 75106), (582, 37553), (799, 27354), (1598, 13677), (1649, 13254), (2209, 9894), (2397, 9118), (3298, 6627), (4418, 4947), (4559, 4794)]