21429364

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{13163}}^1$

素因数の和:13215

約数の個数: 24

約数和(自身を含む): 42019488

約数和(自身を除く): 20590124

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 13163, 26326, 52652, 144793, 289586, 487031, 579172, 974062, 1948124, 5357341, 10714682, 21429364]

約数ペア:

[(1, 21429364), (2, 10714682), (4, 5357341), (11, 1948124), (22, 974062), (37, 579172), (44, 487031), (74, 289586), (148, 144793), (407, 52652), (814, 26326), (1628, 13163)]