21503009950

素因数分解:

$2^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1091}}^1\times {\mathrm{8387}}^1$

素因数の和:9537

約数の個数: 48

約数和(自身を含む): 40888882944

約数和(自身を除く): 19385872994

約数列:

[1, 2, 5, 10, 25, 47, 50, 94, 235, 470, 1091, 1175, 2182, 2350, 5455, 8387, 10910, 16774, 27275, 41935, 51277, 54550, 83870, 102554, 209675, 256385, 394189, 419350, 512770, 788378, 1281925, 1970945, 2563850, 3941890, 9150217, 9854725, 18300434, 19709450, 45751085, 91502170, 228755425, 430060199, 457510850, 860120398, 2150300995, 4300601990, 10751504975, 21503009950]

約数ペア:

[(1, 21503009950), (2, 10751504975), (5, 4300601990), (10, 2150300995), (25, 860120398), (47, 457510850), (50, 430060199), (94, 228755425), (235, 91502170), (470, 45751085), (1091, 19709450), (1175, 18300434), (2182, 9854725), (2350, 9150217), (5455, 3941890), (8387, 2563850), (10910, 1970945), (16774, 1281925), (27275, 788378), (41935, 512770), (51277, 419350), (54550, 394189), (83870, 256385), (102554, 209675)]