21251472

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{3659}}^1$

素因数の和:3692

約数の個数: 60

約数和(自身を含む): 60360720

約数和(自身を除く): 39109248

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 121, 132, 176, 242, 264, 363, 484, 528, 726, 968, 1452, 1936, 2904, 3659, 5808, 7318, 10977, 14636, 21954, 29272, 40249, 43908, 58544, 80498, 87816, 120747, 160996, 175632, 241494, 321992, 442739, 482988, 643984, 885478, 965976, 1328217, 1770956, 1931952, 2656434, 3541912, 5312868, 7083824, 10625736, 21251472]

約数ペア:

[(1, 21251472), (2, 10625736), (3, 7083824), (4, 5312868), (6, 3541912), (8, 2656434), (11, 1931952), (12, 1770956), (16, 1328217), (22, 965976), (24, 885478), (33, 643984), (44, 482988), (48, 442739), (66, 321992), (88, 241494), (121, 175632), (132, 160996), (176, 120747), (242, 87816), (264, 80498), (363, 58544), (484, 43908), (528, 40249), (726, 29272), (968, 21954), (1452, 14636), (1936, 10977), (2904, 7318), (3659, 5808)]