6638961

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2377}}^1$

素因数の和:2413

約数の個数: 24

約数和(自身を含む): 10843680

約数和(自身を除く): 4204719

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2377, 2793, 7131, 16639, 45163, 49917, 116473, 135489, 316141, 349419, 948423, 2212987, 6638961]

約数ペア:

[(1, 6638961), (3, 2212987), (7, 948423), (19, 349419), (21, 316141), (49, 135489), (57, 116473), (133, 49917), (147, 45163), (399, 16639), (931, 7131), (2377, 2793)]