21069184

素因数分解:

$2^7\times {\mathrm{241}}^1\times {\mathrm{683}}^1$

素因数の和:938

約数の個数: 32

約数和(自身を含む): 42209640

約数和(自身を除く): 21140456

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 241, 482, 683, 964, 1366, 1928, 2732, 3856, 5464, 7712, 10928, 15424, 21856, 30848, 43712, 87424, 164603, 329206, 658412, 1316824, 2633648, 5267296, 10534592, 21069184]

約数ペア:

[(1, 21069184), (2, 10534592), (4, 5267296), (8, 2633648), (16, 1316824), (32, 658412), (64, 329206), (128, 164603), (241, 87424), (482, 43712), (683, 30848), (964, 21856), (1366, 15424), (1928, 10928), (2732, 7712), (3856, 5464)]