21256627170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8969041}}^1$

素因数の和:8969130

約数の個数: 32

約数和(自身を含む): 51661681920

約数和(自身を除く): 30405054750

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 790, 1185, 2370, 8969041, 17938082, 26907123, 44845205, 53814246, 89690410, 134535615, 269071230, 708554239, 1417108478, 2125662717, 3542771195, 4251325434, 7085542390, 10628313585, 21256627170]

約数ペア:

[(1, 21256627170), (2, 10628313585), (3, 7085542390), (5, 4251325434), (6, 3542771195), (10, 2125662717), (15, 1417108478), (30, 708554239), (79, 269071230), (158, 134535615), (237, 89690410), (395, 53814246), (474, 44845205), (790, 26907123), (1185, 17938082), (2370, 8969041)]