21568036

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{6473}}^1$

素因数の和:6508

約数の個数: 36

約数和(自身を含む): 46496268

約数和(自身を除く): 24928232

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 476, 833, 1666, 3332, 6473, 12946, 25892, 45311, 90622, 110041, 181244, 220082, 317177, 440164, 634354, 770287, 1268708, 1540574, 3081148, 5392009, 10784018, 21568036]

約数ペア:

[(1, 21568036), (2, 10784018), (4, 5392009), (7, 3081148), (14, 1540574), (17, 1268708), (28, 770287), (34, 634354), (49, 440164), (68, 317177), (98, 220082), (119, 181244), (196, 110041), (238, 90622), (476, 45311), (833, 25892), (1666, 12946), (3332, 6473)]