21624328

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3461}}^1$

素因数の和:3549

約数の個数: 32

約数和(自身を含む): 44867520

約数和(自身を除く): 23243192

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 142, 284, 568, 781, 1562, 3124, 3461, 6248, 6922, 13844, 27688, 38071, 76142, 152284, 245731, 304568, 491462, 982924, 1965848, 2703041, 5406082, 10812164, 21624328]

約数ペア:

[(1, 21624328), (2, 10812164), (4, 5406082), (8, 2703041), (11, 1965848), (22, 982924), (44, 491462), (71, 304568), (88, 245731), (142, 152284), (284, 76142), (568, 38071), (781, 27688), (1562, 13844), (3124, 6922), (3461, 6248)]