13421961

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11213}}^1$

素因数の和:11245

約数の個数: 24

約数和(自身を含む): 23325120

約数和(自身を除く): 9903159

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 11213, 33639, 78491, 100917, 213047, 235473, 639141, 706419, 1491329, 1917423, 4473987, 13421961]

約数ペア:

[(1, 13421961), (3, 4473987), (7, 1917423), (9, 1491329), (19, 706419), (21, 639141), (57, 235473), (63, 213047), (133, 100917), (171, 78491), (399, 33639), (1197, 11213)]