21435372

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{85061}}^1$

素因数の和:85078

約数の個数: 36

約数和(自身を含む): 61925136

約数和(自身を除く): 40489764

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 85061, 170122, 255183, 340244, 510366, 595427, 765549, 1020732, 1190854, 1531098, 1786281, 2381708, 3062196, 3572562, 5358843, 7145124, 10717686, 21435372]

約数ペア:

[(1, 21435372), (2, 10717686), (3, 7145124), (4, 5358843), (6, 3572562), (7, 3062196), (9, 2381708), (12, 1786281), (14, 1531098), (18, 1190854), (21, 1020732), (28, 765549), (36, 595427), (42, 510366), (63, 340244), (84, 255183), (126, 170122), (252, 85061)]