21954081492

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{5021}}^1\times {\mathrm{17351}}^1$

素因数の和:22389

約数の個数: 72

約数和(自身を含む): 63439189632

約数和(自身を除く): 41485108140

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 5021, 10042, 15063, 17351, 20084, 30126, 34702, 35147, 45189, 52053, 60252, 69404, 70294, 90378, 104106, 105441, 121457, 140588, 156159, 180756, 208212, 210882, 242914, 312318, 316323, 364371, 421764, 485828, 624636, 632646, 728742, 1093113, 1265292, 1457484, 2186226, 4372452, 87119371, 174238742, 261358113, 348477484, 522716226, 609835597, 784074339, 1045432452, 1219671194, 1568148678, 1829506791, 2439342388, 3136297356, 3659013582, 5488520373, 7318027164, 10977040746, 21954081492]

約数ペア:

[(1, 21954081492), (2, 10977040746), (3, 7318027164), (4, 5488520373), (6, 3659013582), (7, 3136297356), (9, 2439342388), (12, 1829506791), (14, 1568148678), (18, 1219671194), (21, 1045432452), (28, 784074339), (36, 609835597), (42, 522716226), (63, 348477484), (84, 261358113), (126, 174238742), (252, 87119371), (5021, 4372452), (10042, 2186226), (15063, 1457484), (17351, 1265292), (20084, 1093113), (30126, 728742), (34702, 632646), (35147, 624636), (45189, 485828), (52053, 421764), (60252, 364371), (69404, 316323), (70294, 312318), (90378, 242914), (104106, 210882), (105441, 208212), (121457, 180756), (140588, 156159)]