21204637202

素因数分解:

$2^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{563}}^1\times {\mathrm{5413}}^1$

素因数の和:6063

約数の個数: 48

約数和(自身を含む): 37594642752

約数和(自身を除く): 16390005550

約数列:

[1, 2, 7, 14, 49, 71, 98, 142, 497, 563, 994, 1126, 3479, 3941, 5413, 6958, 7882, 10826, 27587, 37891, 39973, 55174, 75782, 79946, 265237, 279811, 384323, 530474, 559622, 768646, 1958677, 2690261, 3047519, 3917354, 5380522, 6095038, 18831827, 21332633, 37663654, 42665266, 149328431, 216373849, 298656862, 432747698, 1514616943, 3029233886, 10602318601, 21204637202]

約数ペア:

[(1, 21204637202), (2, 10602318601), (7, 3029233886), (14, 1514616943), (49, 432747698), (71, 298656862), (98, 216373849), (142, 149328431), (497, 42665266), (563, 37663654), (994, 21332633), (1126, 18831827), (3479, 6095038), (3941, 5380522), (5413, 3917354), (6958, 3047519), (7882, 2690261), (10826, 1958677), (27587, 768646), (37891, 559622), (39973, 530474), (55174, 384323), (75782, 279811), (79946, 265237)]