21714777

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6047}}^1$

素因数の和:6082

約数の個数: 32

約数和(自身を含む): 38707200

約数和(自身を除く): 16992423

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 6047, 18141, 42329, 54423, 114893, 126987, 163269, 344679, 380961, 804251, 1034037, 1142883, 2412753, 3102111, 7238259, 21714777]

約数ペア:

[(1, 21714777), (3, 7238259), (7, 3102111), (9, 2412753), (19, 1142883), (21, 1034037), (27, 804251), (57, 380961), (63, 344679), (133, 163269), (171, 126987), (189, 114893), (399, 54423), (513, 42329), (1197, 18141), (3591, 6047)]