21258552

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{18077}}^1$

素因数の和:18100

約数の個数: 48

約数和(自身を含む): 61826760

約数和(自身を除く): 40568208

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 18077, 36154, 54231, 72308, 108462, 126539, 144616, 216924, 253078, 379617, 433848, 506156, 759234, 885773, 1012312, 1518468, 1771546, 2657319, 3036936, 3543092, 5314638, 7086184, 10629276, 21258552]

約数ペア:

[(1, 21258552), (2, 10629276), (3, 7086184), (4, 5314638), (6, 3543092), (7, 3036936), (8, 2657319), (12, 1771546), (14, 1518468), (21, 1012312), (24, 885773), (28, 759234), (42, 506156), (49, 433848), (56, 379617), (84, 253078), (98, 216924), (147, 144616), (168, 126539), (196, 108462), (294, 72308), (392, 54231), (588, 36154), (1176, 18077)]