21823718

素因数分解:

$2^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{1097}}^1$

素因数の和:1149

約数の個数: 32

約数和(自身を含む): 39528000

約数和(自身を除く): 17704282

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 343, 406, 686, 1097, 1421, 2194, 2842, 7679, 9947, 15358, 19894, 31813, 53753, 63626, 107506, 222691, 376271, 445382, 752542, 1558837, 3117674, 10911859, 21823718]

約数ペア:

[(1, 21823718), (2, 10911859), (7, 3117674), (14, 1558837), (29, 752542), (49, 445382), (58, 376271), (98, 222691), (203, 107506), (343, 63626), (406, 53753), (686, 31813), (1097, 19894), (1421, 15358), (2194, 9947), (2842, 7679)]