21268674

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2861}}^1$

素因数の和:2935

約数の個数: 48

約数和(自身を含む): 53576640

約数和(自身を除く): 32307966

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 59, 63, 118, 126, 177, 354, 413, 531, 826, 1062, 1239, 2478, 2861, 3717, 5722, 7434, 8583, 17166, 20027, 25749, 40054, 51498, 60081, 120162, 168799, 180243, 337598, 360486, 506397, 1012794, 1181593, 1519191, 2363186, 3038382, 3544779, 7089558, 10634337, 21268674]

約数ペア:

[(1, 21268674), (2, 10634337), (3, 7089558), (6, 3544779), (7, 3038382), (9, 2363186), (14, 1519191), (18, 1181593), (21, 1012794), (42, 506397), (59, 360486), (63, 337598), (118, 180243), (126, 168799), (177, 120162), (354, 60081), (413, 51498), (531, 40054), (826, 25749), (1062, 20027), (1239, 17166), (2478, 8583), (2861, 7434), (3717, 5722)]