21035504

素因数分解:

$2^4\times 7^3\times {\mathrm{3833}}^1$

素因数の和:3862

約数の個数: 40

約数和(自身を含む): 47541600

約数和(自身を除く): 26506096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 3833, 5488, 7666, 15332, 26831, 30664, 53662, 61328, 107324, 187817, 214648, 375634, 429296, 751268, 1314719, 1502536, 2629438, 3005072, 5258876, 10517752, 21035504]

約数ペア:

[(1, 21035504), (2, 10517752), (4, 5258876), (7, 3005072), (8, 2629438), (14, 1502536), (16, 1314719), (28, 751268), (49, 429296), (56, 375634), (98, 214648), (112, 187817), (196, 107324), (343, 61328), (392, 53662), (686, 30664), (784, 26831), (1372, 15332), (2744, 7666), (3833, 5488)]