22020957

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:167

約数の個数: 64

約数和(自身を含む): 39690240

約数和(自身を除く): 17669283

約数列:

[1, 3, 7, 9, 21, 27, 37, 47, 63, 67, 111, 141, 189, 201, 259, 329, 333, 423, 469, 603, 777, 987, 999, 1269, 1407, 1739, 1809, 2331, 2479, 2961, 3149, 4221, 5217, 6993, 7437, 8883, 9447, 12173, 12663, 15651, 17353, 22043, 22311, 28341, 36519, 46953, 52059, 66129, 66933, 85023, 109557, 116513, 156177, 198387, 328671, 349539, 468531, 595161, 815591, 1048617, 2446773, 3145851, 7340319, 22020957]

約数ペア:

[(1, 22020957), (3, 7340319), (7, 3145851), (9, 2446773), (21, 1048617), (27, 815591), (37, 595161), (47, 468531), (63, 349539), (67, 328671), (111, 198387), (141, 156177), (189, 116513), (201, 109557), (259, 85023), (329, 66933), (333, 66129), (423, 52059), (469, 46953), (603, 36519), (777, 28341), (987, 22311), (999, 22043), (1269, 17353), (1407, 15651), (1739, 12663), (1809, 12173), (2331, 9447), (2479, 8883), (2961, 7437), (3149, 6993), (4221, 5217)]