21176868

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{317}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 52355520

約数和(自身を除く): 31178652

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 293, 317, 586, 634, 879, 951, 1172, 1268, 1758, 1902, 3516, 3804, 5567, 6023, 11134, 12046, 16701, 18069, 22268, 24092, 33402, 36138, 66804, 72276, 92881, 185762, 278643, 371524, 557286, 1114572, 1764739, 3529478, 5294217, 7058956, 10588434, 21176868]

約数ペア:

[(1, 21176868), (2, 10588434), (3, 7058956), (4, 5294217), (6, 3529478), (12, 1764739), (19, 1114572), (38, 557286), (57, 371524), (76, 278643), (114, 185762), (228, 92881), (293, 72276), (317, 66804), (586, 36138), (634, 33402), (879, 24092), (951, 22268), (1172, 18069), (1268, 16701), (1758, 12046), (1902, 11134), (3516, 6023), (3804, 5567)]