21957072

素因数分解:

$2^4\times 3^1\times {\mathrm{61}}^1\times {\mathrm{7499}}^1$

素因数の和:7571

約数の個数: 40

約数和(自身を含む): 57660000

約数和(自身を除く): 35702928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 61, 122, 183, 244, 366, 488, 732, 976, 1464, 2928, 7499, 14998, 22497, 29996, 44994, 59992, 89988, 119984, 179976, 359952, 457439, 914878, 1372317, 1829756, 2744634, 3659512, 5489268, 7319024, 10978536, 21957072]

約数ペア:

[(1, 21957072), (2, 10978536), (3, 7319024), (4, 5489268), (6, 3659512), (8, 2744634), (12, 1829756), (16, 1372317), (24, 914878), (48, 457439), (61, 359952), (122, 179976), (183, 119984), (244, 89988), (366, 59992), (488, 44994), (732, 29996), (976, 22497), (1464, 14998), (2928, 7499)]