2021942223

素因数分解:

$3^3\times 7^2\times {\mathrm{887}}^1\times {\mathrm{1723}}^1$

素因数の和:2633

約数の個数: 48

約数和(自身を含む): 3490479360

約数和(自身を除く): 1468537137

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 887, 1323, 1723, 2661, 5169, 6209, 7983, 12061, 15507, 18627, 23949, 36183, 43463, 46521, 55881, 84427, 108549, 130389, 167643, 253281, 325647, 391167, 759843, 1173501, 1528301, 2279529, 4584903, 10698107, 13754709, 32094321, 41264127, 74886749, 96282963, 224660247, 288848889, 673980741, 2021942223]

約数ペア:

[(1, 2021942223), (3, 673980741), (7, 288848889), (9, 224660247), (21, 96282963), (27, 74886749), (49, 41264127), (63, 32094321), (147, 13754709), (189, 10698107), (441, 4584903), (887, 2279529), (1323, 1528301), (1723, 1173501), (2661, 759843), (5169, 391167), (6209, 325647), (7983, 253281), (12061, 167643), (15507, 130389), (18627, 108549), (23949, 84427), (36183, 55881), (43463, 46521)]