21936332

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{743}}^1$

素因数の和:830

約数の個数: 36

約数和(自身を含む): 42945168

約数和(自身を除く): 21008836

約数列:

[1, 2, 4, 11, 22, 44, 61, 121, 122, 242, 244, 484, 671, 743, 1342, 1486, 2684, 2972, 7381, 8173, 14762, 16346, 29524, 32692, 45323, 89903, 90646, 179806, 181292, 359612, 498553, 997106, 1994212, 5484083, 10968166, 21936332]

約数ペア:

[(1, 21936332), (2, 10968166), (4, 5484083), (11, 1994212), (22, 997106), (44, 498553), (61, 359612), (121, 181292), (122, 179806), (242, 90646), (244, 89903), (484, 45323), (671, 32692), (743, 29524), (1342, 16346), (1486, 14762), (2684, 8173), (2972, 7381)]