21956172

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13757}}^1$

素因数の和:13790

約数の個数: 48

約数和(自身を含む): 61635840

約数和(自身を除く): 39679668

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 13757, 27514, 41271, 55028, 82542, 96299, 165084, 192598, 261383, 288897, 385196, 522766, 577794, 784149, 1045532, 1155588, 1568298, 1829681, 3136596, 3659362, 5489043, 7318724, 10978086, 21956172]

約数ペア:

[(1, 21956172), (2, 10978086), (3, 7318724), (4, 5489043), (6, 3659362), (7, 3136596), (12, 1829681), (14, 1568298), (19, 1155588), (21, 1045532), (28, 784149), (38, 577794), (42, 522766), (57, 385196), (76, 288897), (84, 261383), (114, 192598), (133, 165084), (228, 96299), (266, 82542), (399, 55028), (532, 41271), (798, 27514), (1596, 13757)]