21243852

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{12043}}^1$

素因数の和:12067

約数の個数: 54

約数和(自身を含む): 62472228

約数和(自身を除く): 41228376

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 12043, 24086, 36129, 48172, 72258, 84301, 108387, 144516, 168602, 216774, 252903, 337204, 433548, 505806, 590107, 758709, 1011612, 1180214, 1517418, 1770321, 2360428, 3034836, 3540642, 5310963, 7081284, 10621926, 21243852]

約数ペア:

[(1, 21243852), (2, 10621926), (3, 7081284), (4, 5310963), (6, 3540642), (7, 3034836), (9, 2360428), (12, 1770321), (14, 1517418), (18, 1180214), (21, 1011612), (28, 758709), (36, 590107), (42, 505806), (49, 433548), (63, 337204), (84, 252903), (98, 216774), (126, 168602), (147, 144516), (196, 108387), (252, 84301), (294, 72258), (441, 48172), (588, 36129), (882, 24086), (1764, 12043)]