21076616

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{4519}}^1$

素因数の和:4589

約数の個数: 32

約数和(自身を含む): 43934400

約数和(自身を除く): 22857784

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 88, 106, 212, 424, 583, 1166, 2332, 4519, 4664, 9038, 18076, 36152, 49709, 99418, 198836, 239507, 397672, 479014, 958028, 1916056, 2634577, 5269154, 10538308, 21076616]

約数ペア:

[(1, 21076616), (2, 10538308), (4, 5269154), (8, 2634577), (11, 1916056), (22, 958028), (44, 479014), (53, 397672), (88, 239507), (106, 198836), (212, 99418), (424, 49709), (583, 36152), (1166, 18076), (2332, 9038), (4519, 4664)]