21522663

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 34909056

約数和(自身を除く): 13386393

約数列:

[1, 3, 9, 17, 41, 47, 51, 73, 123, 141, 153, 219, 369, 423, 657, 697, 799, 1241, 1927, 2091, 2397, 2993, 3431, 3723, 5781, 6273, 7191, 8979, 10293, 11169, 17343, 26937, 30879, 32759, 50881, 58327, 98277, 140671, 152643, 174981, 294831, 422013, 457929, 524943, 1266039, 2391407, 7174221, 21522663]

約数ペア:

[(1, 21522663), (3, 7174221), (9, 2391407), (17, 1266039), (41, 524943), (47, 457929), (51, 422013), (73, 294831), (123, 174981), (141, 152643), (153, 140671), (219, 98277), (369, 58327), (423, 50881), (657, 32759), (697, 30879), (799, 26937), (1241, 17343), (1927, 11169), (2091, 10293), (2397, 8979), (2993, 7191), (3431, 6273), (3723, 5781)]