21317418

素因数分解:

$2^1\times 3^6\times {\mathrm{14621}}^1$

素因数の和:14641

約数の個数: 28

約数和(自身を含む): 47945538

約数和(自身を除く): 26628120

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 14621, 29242, 43863, 87726, 131589, 263178, 394767, 789534, 1184301, 2368602, 3552903, 7105806, 10658709, 21317418]

約数ペア:

[(1, 21317418), (2, 10658709), (3, 7105806), (6, 3552903), (9, 2368602), (18, 1184301), (27, 789534), (54, 394767), (81, 263178), (162, 131589), (243, 87726), (486, 43863), (729, 29242), (1458, 14621)]